date of opening of tender: 28.07.2015 time: 3.00 … · e.m.d. & turnover requirement (for full...
TRANSCRIPT
WESCO UTILITY Headquarter AtPO-Burla Dist Sambalpur-768017 Odisha
Phone (0663) 2430524 Facsimile (0663) 2432115 E-mail wescowescoorissacom Website wwwwescoorissacom
VOLUME- I
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
DATE OF OPENING OF TENDER 28072015
TIME 300 PM
PLACE MSTC Building WESCO Utility
Head Quarter Office Burla ndash 768017
Ph No 0663-2432804 Fax 0663-2432804
SSeeccttiioonn ndashndashndash II
INVITATION FOR BIDS (IFB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
10 For and on behalf of WESCO U t i l i t y invites Sealed tenders in Two part Bids (ldquoTechnical Bidsrdquo
amp ldquoCommercial Bidsrdquo) for supply of Metering Cubicles from reputed manufacturers having
requisite experience and financial capabilities as specified in clause 60 below The sealed
enve lopes sha l l be duly superscribed as ldquoTENDER NOTICE WESCODEPOSITMetering
Cubicle amp Unit02 Date06072015 due for opening on 28072015rdquo
Sl No Material description Group Quantity
1
33 KV Pilfer Resistant Metering Cubicle
suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy
resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts
Burden 15 VA 50 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm thickness CT Ratio 105 205 305Amp
A
10nos Each
--Do-- but CT Ratio 505 Amp 05Nos
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992Second Revision amp PT‟s in conformity with
IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm
thickness
CT Ratio 105 Amp
B
25nos
--Do-- but CT Ratio 205 Amp 20nos
--Do-- but CT Ratio 305 Amp 10nos
--Do-- but CT Ratio 505 Amp 05nos
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision C 50nos
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 50nos
5 11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 205Amps
E 30nos Each
6 33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 155 205 305 505 Amps
F 20nos Each
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 4005 Amp
G
7nos
-- Do-- but CT Ratio 4001 Amp 2nos
-- Do-- but CT Ratio 2005 Amp 15nos
-- Do-- but CT Ratio 2001005 Amp 5nos
-- Do-- but CT Ratio 1005 Amp 21nos
-- Do-- but CT Ratio 505 Amp 10nos
8
33 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTPCTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
6nos
-- Do-- but CT Ratio 4005 Amp 6nos
-- Do-- but CT Ratio 105 Amp 2nos
NB For detail technical specification refer the GTP in Section ndashIV (Technical Specification)
1 Last Date amp Time for selling of tender papers 27072015 up to 500 PM
2 Last Date amp Time for submission of Tender 28072015 up to 200PM
3 Last Date amp Time for Opening of technical bid 28072015 at 300PM
EMD amp Turnover Requirement (for full quantity)
Sl No Material description Group EMD in Rs
Turnover in lakhs
1
33 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts Burden 15 VA 50 VA
Phase 1-ph 1-ph
CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MSsheet used in Cubicle will be of 2 mm thickness CT Ratio 105 Amp
A
1478300 2957
--DO-- but CT ratio 205 1478300 2957
--DO-- but CT ratio 305 1478300 2957
--DO-- but CT ratio 505 739200 1478
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in
conformity with IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in
Cubicle will be of 2 mm thickness
CT Ratio 105 Amp
B
1547100 3094
-DO- but CT ratio 205 1213300 2426
-DO- but CT ratio 305 612100 1284
-DO- but CT ratio 505 321000 642
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS3156 (Part ndash I amp II)1992 Second Revision
C 1547400 3094
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 1166400 2332
5
11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps
E 145800 291
-DO- but CT ratio 205Amps 145800 291
6
33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps F
402300 804
-DO- but CT ratio 155Amps 372500 745
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
SSeeccttiioonn ndashndashndash II
INVITATION FOR BIDS (IFB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
10 For and on behalf of WESCO U t i l i t y invites Sealed tenders in Two part Bids (ldquoTechnical Bidsrdquo
amp ldquoCommercial Bidsrdquo) for supply of Metering Cubicles from reputed manufacturers having
requisite experience and financial capabilities as specified in clause 60 below The sealed
enve lopes sha l l be duly superscribed as ldquoTENDER NOTICE WESCODEPOSITMetering
Cubicle amp Unit02 Date06072015 due for opening on 28072015rdquo
Sl No Material description Group Quantity
1
33 KV Pilfer Resistant Metering Cubicle
suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy
resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts
Burden 15 VA 50 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm thickness CT Ratio 105 205 305Amp
A
10nos Each
--Do-- but CT Ratio 505 Amp 05Nos
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992Second Revision amp PT‟s in conformity with
IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm
thickness
CT Ratio 105 Amp
B
25nos
--Do-- but CT Ratio 205 Amp 20nos
--Do-- but CT Ratio 305 Amp 10nos
--Do-- but CT Ratio 505 Amp 05nos
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision C 50nos
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 50nos
5 11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 205Amps
E 30nos Each
6 33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 155 205 305 505 Amps
F 20nos Each
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 4005 Amp
G
7nos
-- Do-- but CT Ratio 4001 Amp 2nos
-- Do-- but CT Ratio 2005 Amp 15nos
-- Do-- but CT Ratio 2001005 Amp 5nos
-- Do-- but CT Ratio 1005 Amp 21nos
-- Do-- but CT Ratio 505 Amp 10nos
8
33 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTPCTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
6nos
-- Do-- but CT Ratio 4005 Amp 6nos
-- Do-- but CT Ratio 105 Amp 2nos
NB For detail technical specification refer the GTP in Section ndashIV (Technical Specification)
1 Last Date amp Time for selling of tender papers 27072015 up to 500 PM
2 Last Date amp Time for submission of Tender 28072015 up to 200PM
3 Last Date amp Time for Opening of technical bid 28072015 at 300PM
EMD amp Turnover Requirement (for full quantity)
Sl No Material description Group EMD in Rs
Turnover in lakhs
1
33 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts Burden 15 VA 50 VA
Phase 1-ph 1-ph
CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MSsheet used in Cubicle will be of 2 mm thickness CT Ratio 105 Amp
A
1478300 2957
--DO-- but CT ratio 205 1478300 2957
--DO-- but CT ratio 305 1478300 2957
--DO-- but CT ratio 505 739200 1478
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in
conformity with IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in
Cubicle will be of 2 mm thickness
CT Ratio 105 Amp
B
1547100 3094
-DO- but CT ratio 205 1213300 2426
-DO- but CT ratio 305 612100 1284
-DO- but CT ratio 505 321000 642
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS3156 (Part ndash I amp II)1992 Second Revision
C 1547400 3094
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 1166400 2332
5
11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps
E 145800 291
-DO- but CT ratio 205Amps 145800 291
6
33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps F
402300 804
-DO- but CT ratio 155Amps 372500 745
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
10 For and on behalf of WESCO U t i l i t y invites Sealed tenders in Two part Bids (ldquoTechnical Bidsrdquo
amp ldquoCommercial Bidsrdquo) for supply of Metering Cubicles from reputed manufacturers having
requisite experience and financial capabilities as specified in clause 60 below The sealed
enve lopes sha l l be duly superscribed as ldquoTENDER NOTICE WESCODEPOSITMetering
Cubicle amp Unit02 Date06072015 due for opening on 28072015rdquo
Sl No Material description Group Quantity
1
33 KV Pilfer Resistant Metering Cubicle
suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy
resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts
Burden 15 VA 50 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm thickness CT Ratio 105 205 305Amp
A
10nos Each
--Do-- but CT Ratio 505 Amp 05Nos
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA
Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992Second Revision amp PT‟s in conformity with
IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in Cubicle will be of 2 mm
thickness
CT Ratio 105 Amp
B
25nos
--Do-- but CT Ratio 205 Amp 20nos
--Do-- but CT Ratio 305 Amp 10nos
--Do-- but CT Ratio 505 Amp 05nos
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision C 50nos
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 50nos
5 11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 205Amps
E 30nos Each
6 33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105 155 205 305 505 Amps
F 20nos Each
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 4005 Amp
G
7nos
-- Do-- but CT Ratio 4001 Amp 2nos
-- Do-- but CT Ratio 2005 Amp 15nos
-- Do-- but CT Ratio 2001005 Amp 5nos
-- Do-- but CT Ratio 1005 Amp 21nos
-- Do-- but CT Ratio 505 Amp 10nos
8
33 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTPCTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
6nos
-- Do-- but CT Ratio 4005 Amp 6nos
-- Do-- but CT Ratio 105 Amp 2nos
NB For detail technical specification refer the GTP in Section ndashIV (Technical Specification)
1 Last Date amp Time for selling of tender papers 27072015 up to 500 PM
2 Last Date amp Time for submission of Tender 28072015 up to 200PM
3 Last Date amp Time for Opening of technical bid 28072015 at 300PM
EMD amp Turnover Requirement (for full quantity)
Sl No Material description Group EMD in Rs
Turnover in lakhs
1
33 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts Burden 15 VA 50 VA
Phase 1-ph 1-ph
CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MSsheet used in Cubicle will be of 2 mm thickness CT Ratio 105 Amp
A
1478300 2957
--DO-- but CT ratio 205 1478300 2957
--DO-- but CT ratio 305 1478300 2957
--DO-- but CT ratio 505 739200 1478
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in
conformity with IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in
Cubicle will be of 2 mm thickness
CT Ratio 105 Amp
B
1547100 3094
-DO- but CT ratio 205 1213300 2426
-DO- but CT ratio 305 612100 1284
-DO- but CT ratio 505 321000 642
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS3156 (Part ndash I amp II)1992 Second Revision
C 1547400 3094
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 1166400 2332
5
11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps
E 145800 291
-DO- but CT ratio 205Amps 145800 291
6
33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps F
402300 804
-DO- but CT ratio 155Amps 372500 745
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 4005 Amp
G
7nos
-- Do-- but CT Ratio 4001 Amp 2nos
-- Do-- but CT Ratio 2005 Amp 15nos
-- Do-- but CT Ratio 2001005 Amp 5nos
-- Do-- but CT Ratio 1005 Amp 21nos
-- Do-- but CT Ratio 505 Amp 10nos
8
33 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTPCTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
6nos
-- Do-- but CT Ratio 4005 Amp 6nos
-- Do-- but CT Ratio 105 Amp 2nos
NB For detail technical specification refer the GTP in Section ndashIV (Technical Specification)
1 Last Date amp Time for selling of tender papers 27072015 up to 500 PM
2 Last Date amp Time for submission of Tender 28072015 up to 200PM
3 Last Date amp Time for Opening of technical bid 28072015 at 300PM
EMD amp Turnover Requirement (for full quantity)
Sl No Material description Group EMD in Rs
Turnover in lakhs
1
33 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts Burden 15 VA 50 VA
Phase 1-ph 1-ph
CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MSsheet used in Cubicle will be of 2 mm thickness CT Ratio 105 Amp
A
1478300 2957
--DO-- but CT ratio 205 1478300 2957
--DO-- but CT ratio 305 1478300 2957
--DO-- but CT ratio 505 739200 1478
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in
conformity with IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in
Cubicle will be of 2 mm thickness
CT Ratio 105 Amp
B
1547100 3094
-DO- but CT ratio 205 1213300 2426
-DO- but CT ratio 305 612100 1284
-DO- but CT ratio 505 321000 642
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS3156 (Part ndash I amp II)1992 Second Revision
C 1547400 3094
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 1166400 2332
5
11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps
E 145800 291
-DO- but CT ratio 205Amps 145800 291
6
33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps F
402300 804
-DO- but CT ratio 155Amps 372500 745
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
EMD amp Turnover Requirement (for full quantity)
Sl No Material description Group EMD in Rs
Turnover in lakhs
1
33 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 number of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 02 Ratio As below 33 kv110 volts Burden 15 VA 50 VA
Phase 1-ph 1-ph
CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision MSsheet used in Cubicle will be of 2 mm thickness CT Ratio 105 Amp
A
1478300 2957
--DO-- but CT ratio 205 1478300 2957
--DO-- but CT ratio 305 1478300 2957
--DO-- but CT ratio 505 739200 1478
2
11 KV Pilfer Resistant Metering Cubicle suitable for 3 phase 4 wire Indoor installation comprising of 3 number of Single Phase epoxy resin cast CT‟s amp 3 no of Single Phase epoxy resin cast PT having specification CTrsquos PTrsquos Accuracy Class 05 Ratio As below 11 KV110 volts Burden 510 VA 15 VA Phase 1-ph 1-ph CT‟s in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PT‟s in
conformity with IS3156 (Part ndash I amp II)1992 Second Revision MS sheet used in
Cubicle will be of 2 mm thickness
CT Ratio 105 Amp
B
1547100 3094
-DO- but CT ratio 205 1213300 2426
-DO- but CT ratio 305 612100 1284
-DO- but CT ratio 505 321000 642
3 33 KV Resin Cast Spare PT 33 KV110 volt 50 VA Single Phase PT in conformity with IS3156 (Part ndash I amp II)1992 Second Revision
C 1547400 3094
4 11 KV Resin Cast Spare PT 11 KV110 volt 15 VA Single Phase PTs in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision
D 1166400 2332
5
11 KV Resin Cast Spare CT 11 KV Accuracy class 05 Burden 510 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps
E 145800 291
-DO- but CT ratio 205Amps 145800 291
6
33 KV Resin Cast Spare CT 33 KV Accuracy Class 02 Burden 15 VA Single phase CTs in conformity with IS 2705 (Part-I amp II)1992 Second Revision having CT Ratio 105Amps F
402300 804
-DO- but CT ratio 155Amps 372500 745
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
-DO- but CT ratio 205Amps 434500 870
-DO- but CT ratio 305Amps 372500 745
-DO- but CT ratio 505Amps 375500 750
7
11 KV Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable
CT Ratio 4005 Amp G
322100 644
-- Do-- but CT Ratio 4001 Amp 108400 216
-- Do-- but CT Ratio 2005 Amp 723400 1446
-- Do-- but CT Ratio 200-1005 Amp 210500 421
-- Do-- but CT Ratio 1005 Amp 1052900 2105
-- Do-- but CT Ratio 505 Amp 498600 997
8
33 Kv Combined CT-PT Metering Unit Outdoor platformpole mounting type oil cooled comprising of 1 no 3 phase PT and 3 nos() single phase CTrsquos suitable for 3 phase 4 wire system housed in MS sheet tank as per specification amp GTP CTrsquos in conformity with IS 2705 (Part-I amp II)1992 Second Revision amp PTrsquos in conformity with IS 3156 (Part ndash I amp II)1992 Second Revision Additionally negative (-ve) errors will not be acceptable CT Ratio 8005 Amp
H
559800
1066 533300
-- Do-- but CT Ratio 4005 Amp 480600 961
-- Do-- but CT Ratio 105 Amp 174200 348
NB Bidders must furnish self attested audited Annual Accounts of past 3 best
financial year 5 years to establish their Turnover requirement Bidders offering
multiple items within a group must meet the sum of minimum turn over requirements
of above items as indicated
20 The schedule of specifications with detail terms amp conditions can be obtained from address given
below against demand draft of Rs 10000- + 5 VAT= Rs1050000 drawn in favour of Western
Electricity Supply Company of Orissa Ltd payable at Burla The tender papers will be issued in all
working days amp will continue up to 27072015 0500PM
The tender documents can also be downloaded from the website of the three companies as stated
below-
website- wwwwescoorissacom
In case tender papers are downloaded from any of the above referred websites then the bidder has to enclose a demand draft covering the cost of bid documents as stated above in a separate
envelope with suitable superscription ldquoCost of Bid Documents Tender Notice Ref
WESCODEPOSITMetering cubicle amp Unit02 Date06072015rdquo This envelope should accompany
the Bid Documents and to be enclosed in the envelope containing the ldquoTechnical Bidrdquo amp ldquoBid Securityrdquo In case the prospective bidder wants that the tender documents are to be forwarded to him by post
the same can be availed by sending a request letter along with Demand Draft covering the cost of the
bidding document + Rs5000 This office shall not take any responsibility for delay in receipt of such
request letter by the purchaser or delay in receipt of tender documents by bidder in transit on account of
any reasons what so ever
30 Offers will be received upto 200 PM on 28072015 amp the ldquoTechnical Bidrdquo will be opened the same
day at 300 PM in presence of the authorized representatives of the bidders After evaluation of
Technical Bids the eligible bidders shall be intimated to attend the Opening of Commercial Bids
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
40 The schedule of specifications with detail terms amp conditions are enclosed It is the sole responsibility of
the bidder to ensure that the bid documents reach this office on or before the cut off due date of tender
opening
50 Purchaser reserves the right to reject any or all bids without assigning any reason thereof and alter
the quantity of materials mentioned in the Tender documents at the time of placing purchase orders
Tender will be summarily rejected if
(i) Bid security 1 (One percent) EMD of the Tender value as m e n t i on ab ov e is not
deposited in shape of Bank Draft in favor of Western Electricity Supply Company of
Orissa Ltd payable at Burla or Bank Guarantee Bid security if any submitted against
previous Tenders will not be adjusted towards Bid security against this Tender
(ii) The offer does not contain ldquoFOR Burla price indicating break-up towards all taxes amp dutiesrdquo
(iii) Complete Technical details are not enclosed
(iv) Tender is received after due time due to any reason
60 Qualification Criteria-
The prospective bidder must qualify all of the following requirements to be eligible to participate in the
bidding
611 Technical
a The bidder should be a manufacturer of Metering Cubicle Resin Cast CPT Metering Unit for
which he submits his offer
b Bidder must quote for at least 50 of the total tender quantity in each group
c (i) Bidder should have successfully carried out Type Test of cast resin CTs of any one of
Tendered rating with the required class of accuracy PTs amp the Box as individual items
(separate for 11KV amp 33KV) from any NABL Accredited Laboratory Copies of the Type
Test reports should be enclosed along with the Technical Bid documents and the said
Type Test reports should not be prior to 5 years from the date of opening of the Technical
Bid as indicated in this tender
(ii) For metering unit the bidder should have been type-tested any one of the Tendered rating
(separate for 11KV amp 33KV) at CPRI NABL accredited laboratory The bid shall accompanying
with type-test reports conducted at Central Power Research Institute NABL accredited
laboratory for the offered materials conducted within five years before the date of opening of
the tender Bids not accompanied with type test reports conducted within five years amp the
drawings of the offered Materials dully approved by the Type Testing Agency shall not be
considered for evaluation
d Bidder should have supplied atleast 50 of the offered quantity in any one year out of the
past 3 financial years The bidder should enclose Performance Certificates from the above
users as proof of successful operation proof of successful supply
e The bid shall be accompanied by user‟s certificate from any Distribution Utility Reputed
Private Organization State Govt Central Govt or their undertaking(s) in support of
satisfactory performance of their above materials supplied earlier to them
f The bidders who have earlier failed to execute the Purchase Order(s) of WESCO and or
blacklisted by the WESCO any of the distribution Utility shall not be eligible to participate in this
tender
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
g WESCO reserves the right to waive minor deviation if they do not materially affect the
capacity of the bidder to perform the contract
612 Financial
The minimum average annual turnover of the intending bidder should not be less
than two times of the estimated cost of the quantity offered by the bidder during best
three financial years out of immediate past 5 financial years as mention above
NB Accordingly bidders must furnish self attested audited Annual Accounts of past 3 best financial year5 years to establish their Turnover requirement
70 All correspondences with regard to the above shall be made to the following address General Manager (Purchase)
WESCO UTILITY
Formerly Western Electricity Supply Company of Orissa Limited
HEAD QUARTERS BURLA
PIN No768017
SAMBALPUR (ODISHA)
MAIL ID purchasewescoorissacom
Website wwwwescoorissacom
Phno 0663-2432804
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
SSEECCTTIIOONN ndashndashndash IIII
INSTRUCTION TO BIDDERS (ITB) 2015-2016
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
A GENERAL
10 WESCO Utility hereinafter referred to as the ldquoPurchaserrdquo are desirous of installation of Metering Cubicles and Metering Units at the premises of Consumers with HT supply and Audit purpose for prevention of theft at their respective licensed area in the state of Orissa
20 SCOPE OF WORK
The scope shall include Design Manufacture Shop Testing at works of Metering Cubicles and Metering Units conforming to the Technical Specifications enclosed along with Packing Forwarding
Freight and Insurance and Unloading and proper stacking at Purchaser‟s stores
30 DISCLAIMER
301 This Document includes statements which reflect various assumptions which may or may not be correct Each BidderBidding Consortium should conduct its own estimation and analysis and should check the accuracy reliability and completeness of the information in this Document and obtain independent advice from appropriate sources in their own interest
302 Neither Purchaser nor its employees will have any liability whatsoever to any Bidder or any other
person under the law or contract the principles of restitution or unjust enrichment or otherwise for any loss expense or damage whatsoever which may arise from or be incurred or suffered in connection with anything contained in this Document any matter deemed to form part of this Document provision of Services and any other information supplied by or on behalf of Purchaser or its employees or otherwise arising in any way from the selection process for the Supply
303 Though adequate care has been taken while issuing the Bid document the Bidder should satisfy
itself that documents are complete in all respects Intimation of any discrepancy shall be given to this office immediately
304 This Document and the information contained herein are Strictly Confidential and are for the use of
only the person(s) to whom it is issued It may not be copied or distributed by the recipient to third
parties (other than in confidence to the recipient‟s professional advisors)
40 COST OF BIDDING
The Bidder shall bear all costs associated with the preparation and submission of its Bid and Purchaser will in no case be responsible or liable for those costs
B BIDDING DOCUMENTS
501 The Scope of Work Bidding Procedures and Contract Terms are described in the Bidding Documents In addition to the covering letter accompanying Bidding Documents the Bidding Documents include
Volume - I
(a) Invitation for Bids (IFB) - Section - I
(b) Instructions to Bidders (ITB) - Section - II
(c) General Conditions of Contract (GCC) - Section ndash III (d) Technical Specifications (TS) amp GTP Formats - Section - IV
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Volume - II
(a)
Bid Form
- Annexure ndash I (b)
(c)
BG Formats
Price Schedule
- Annexure ndash II
- Annexure ndash III
(d)
(e)
(f)
Cost Analysis
GTP Formats
Past Performance Details
- Annexure - IV
- Annexure ndash V
- Annexure - VI
502 The Bidder is expected to examine the Bidding Documents including all Instructions Forms Terms and Specifications Failure to furnish all information required by the Bidding Documents or submission of a Bid not substantially responsive to the Bidding Documents in every respect will may result in the rejection of the Bid
60 AMENDMENT OF BIDDING DOCUMENTS
601 At any time prior to the deadline for submission of Bids the Purchaser may for any reasons whether at its own initiative or in response to a clarification requested by a prospective Bidder modify the Bidding Documents by Amendment
602 The Amendment shall be part of the Bidding Documents pursuant to Clause 501 and it will be notified in writing by Fax e-mail to all the Bidders who have received the Bidding Documents and confirmed their participation to Bid and will be binding on them
603 In order to afford prospective Bidders reasonable time in which to take the Amendment into account in preparing their Bids the Purchaser may at its discretion extend the deadline for the submission of Bids
C PREPARATION OF BIDS
70 LANGUAGE OF BID
The Bid prepared by the Bidder and all correspondence and documents relating to the Bid exchanged by the Bidder and the Purchaser shall be written in the English Language Any printed literature furnished by the Bidder may be written in another Language provided that this literature is accompanied by an English translation in which case for purposes of interpretation of the Bid the English translation shall govern
80 DOCUMENTS COMPRISING THE BID
The Bid prepared and submitted by the Bidder shall comprise the following components
(a) Bid Form Price amp other Schedules (STRICTLY AS PER FORMAT) and Technical Data Sheets
completed in accordance with Clause 90 100 110 and Technical Specification
(b) All the Bids must be accompanied with the required bid security as mentioned in the Section-I against each tender
(c) Power of Attorney indicating that the person(s) signing the Bid have the authority to sign the Bid
and thus that the Bid is binding upon the Bidder during the full period of its validity in accordance with clause 120
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
90 BID FORM
901 The Bidder shall complete an bdquoOriginal‟ and another one bdquoCopy‟ of the Bid Form and the appropriate Price amp Other Schedules and Technical Data Sheets furnished in the Volume-II of the Bidding Documents
902 Bid Security
Pursuant to Clause 80 (b) above the bidder shall furnish as part of its bid a bid security amounting to 1 (one percent) of the total tendered value as already specified in the Section-I The bid
security is required to protect the Purchaser against the risk of Bidder‟s conduct which would warrant the security‟s forfeiture The bid security shall be denominated in the currency of the bid and shall be in the following form
(a) Bank Guarantee issued by any scheduled bank strictly as per the format enclosed and shall be
valid for a period of thirty (30) days beyond the validity of the bid
(b) Bank Draft in favour of Western Electricity Supply Company of Orissa Ltd payable at
Burla
Unsuccessful bidders‟ bid security will be discharged or returned as promptly as possible but not later
than thirty (30) days after the expiration of the period of bid validity
The successful bidder‟s bid security will be discharged upon furnishing the performance security
The bid security may be forfeited
(a) if the Bidder (i) Withdraws its bid during the period of bid validity specified by the Bidder in the Bid Form or
(b) In the case of a successful Bidder if the Bidder fails
(i) to sign the Contract or (ii) to furnish the required performance security
100 BID PRICES
1001 Bidders shall quote with a break-up of prices for individual items The total Bid Price shall also cover all the Suppliers obligations mentioned in or reasonably to be inferred from the Bidding Documents in respect of Design Supply Transportation to site all in accordance with the requirement of Bidding Documents The Bidder shall complete the appropriate Price Schedules included herein stating the Unit Price for each item amp total Price
1002 The prices offered shall be inclusive of all costs as well as Duties Taxes and Levies paid or payable
during execution of the supply work break up of price constituents should be there
1003 Prices quoted by the Bidder shall be ldquoFirmrdquo and not subject to any price adjustment during the performance of the Contract A Bid submitted with an adjustable price quotation will be treated as non- responsive and shall be rejected
110 BID CURRENCIES
Prices shall be quoted in Indian Rupees Only
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
120 PERIOD OF VALIDITY OF BIDS
1201 Bids shall remain valid for 180 days from the date of opening of the Commercial Bid
1202 Not withstanding Clause 1201 above the Purchaser may solicit the Bidder‟s consent to an extension of the Period of Bid Validity The request and the responses thereto shall be made in writing by Fax e-mail
130 ALTERNATIVE BIDS
Bidders shall submit Bids which comply with the Bidding Documents Alternative Bids will not be
considered The attention of Bidders is drawn to the provisions of Clause 2203 amp 2204 regarding the
rejection of Bids which are not substantially responsive to the requirements of the Bidding
Documents
140 FORMAT AND SIGNING OF BID
1401 The original Bid Form and accompanying documents (as specified in Clause 90) clearly marked
Original Bid plus one copy must be received by the Purchaser at the date time and place specified
pursuant to Clauses 150 and 160 In the event of any discrepancy between the original and the
copies the original shall govern
1402 The original and copy of the Bid shall be typed or written in indelible ink and shall be signed by the
Bidder or a person or persons duly authorized to sign on behalf of the Bidder Such authorization
shall be indicated by written Power-of-Attorney accompanying the Bid
1403 The Bid shall contain no interlineations erasures or overwriting except as necessary to correct errors
made by the Bidder in which case such corrections shall be initialed by the person or persons
signing the Bid
D SUBMISSION OF BIDS
150 SEALING AND MARKING OF BIDS
1501 Bid submission One original amp one Copy (hard copies) of all the Bid Documents shall be sealed and
submitted to the Purchaser before the closing time for submission of the bid One set print out of
Tender of the Bid Document duly signed and stamped at every page shall have to be submitted along
with the bid
1502 The Technical Documents and the Bid Security shall be enclosed in a sealed envelope and the said
envelope shall be superscribed with ldquoTechnical Bid amp Bid Securityrdquo The price bid shall be inside
another sealed envelope with superscription ldquoPrice Bidrdquo Both these envelopes shall be sealed inside another big envelope All the envelopes should bear the Name and Address of the Bidder and
marking for the Original and Copy The envelopes should be super-scribed with ldquoTender Notice No amp
Due date of openingrdquo
1503 The Bidders have the option of sending the Bids in person Bids submitted by TelexTelegramFax will not be accepted No request from any Bidder to the Purchaser to collect the proposals from AirlinesCargo Agents etc shall be entertained by the Purchaser
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
160 DEADLINE FOR SUBMISSION OF BIDS
1601 The original Bid together with the required copies must be received by the Purchaser at the address specified no later than 200 PM on 28072015
1602 The Purchaser may at its discretion extend the deadline for the submission of Bids by amending the
Bidding Documents in accordance with Clause 90 in which case all rights and obligations of the Purchaser and Bidders previously subject to the deadline will thereafter be subject to the deadline as extended
170 LATE BIDS
Any Bid received by the Purchaser after the deadline for submission of Bids prescribed by the Purchaser pursuant to Clause 160 will be declared Late and rejected and returned unopened to the Bidder
180 MODIFICATIONS AND WITHDRAWAL OF BIDS
1801 The Bidder is not allowed to modify or withdraw its Bid after the Bid‟s submission
1802 No Bid may be modified to the deadline for Bids
E EVALUATION OF BID
190 PROCESS TO BE CONFIDENTIAL
Information relating to the examination clarification evaluation and comparison of Bids and recommendations for the award of a contract shall not be disclosed to Bidders or any other persons not officially concerned with such process Any effort by a Bidder to influence the Purchasers processing of Bids or award decisions may result in the rejection of the Bidders Bid
200 CLARIFICATION OF BIDS To assist in the examination evaluation and comparison of Bids the Purchaser may at its discretion ask the Bidder for a clarification of its Bid All responses to requests for clarification shall be in writing and no change in the price or substance of the Bid shall be sought offered or permitted
210 PRELIMINARY EXAMINATION OF BIDS RESPONSIVENESS
2101 Purchaser will examine the Bids to determine whether they are complete whether any computational errors have been made whether required sureties have been furnished whether the documents have been properly signed and whether the Bids are generally in order
22102 Arithmetical errors will be rectified on the following basis If there is a discrepancy between the unit
price and the total price per item that is obtained by multiplying the unit price and quantity the unit price shall prevail and the total price per item will be corrected If there is a discrepancy between the Total Amount and the sum of the total price per item the sum of the total price per item shall prevail and the Total Amount will be corrected
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
2103 Prior to the detailed evaluation Purchaser will determine the substantial responsiveness of each Bid to the Bidding Documents including production capability and acceptable quality of the Goods offered A substantially responsive Bid is one which conforms to all the terms and conditions of the Bidding Documents without material deviation
2104 A Bid determined as not substantially responsive will be rejected by the Purchaser and or the
Purchaser and may not subsequently be made responsive by the Bidder by correction of the non- conformity
220 EVALUATION AND COMPARISON OF BIDS
2201 The evaluation of Bids shall be done based on the delivered cost competitiveness basis
2202 The evaluation of the Bids shall be a stage-wise procedure The following stages are identified for evaluation purposes
In the first stage the Bids would be subjected to a responsiveness check The Technical Proposals and the Conditional ties of the Bidders would be evaluated
Subsequently the Financial Proposals along with Supplementary Financial Proposals if any of Bidders with Techno-commercially Acceptable Bids shall be considered for final evaluation
2203 The Purchasers evaluation of a Bid will take into account in addition to the Bid price the following factors in the manner and to the extent indicated in this Clause
(a) Supply Schedule
(b) Deviations from Bidding Documents
Bidders shall base their Bid price on the terms and conditions specified in the Bidding Documents
The cost of all quantifiable deviations and omissions from the specification terms and conditions specified in Bidding Documents shall be evaluated The Purchaser will make its own assessment of the cost of any deviation for the purpose of ensuring fair comparison of Bids
2204 Any adjustments in price which result from the above procedures shall be added for the purposes of
comparative evaluation only to arrive at an Evaluated Bid Price Bid Prices quoted by Bidders shall remain unaltered
F AWARD OF CONTRACT
230 CONTACTING THE PURCHASER
2301 From the time of Bid opening to the time of contract award if any Bidder wishes to contact the Purchaser on any matter related to the Bid it should do so in writing
2302 Any effort by a Bidder to influence the Purchaser and or in the Purchaser‟s decisions in respect of Bid evaluation Bid comparison or Contract Award will result in the rejection of the Bidder‟s Bid
240 THE PURCHASERrsquoS RIGHT TO ACCEPT ANY BID AND TO REJECT ANY OR ALL BIDS
The Purchaser reserves the right to accept or reject any Bid and to annul the Bidding process and reject all Bids at any time prior to award of Contract without thereby incurring any liability to the affected Bidder or Bidders or any obligation to inform the affected Bidder or Bidders of the grounds for the Purchaser‟s action
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
250 AWARD OF CONTRACT
The Purchaser will award the Contract to the successful Bidder whose Bid has been determined to be the lowest - evaluated responsive Bid provided further that the Bidder has been determined to be qualified to satisfactorily perform the Contract Purchaser reserves the right to award order other bidders in the tender provided it is required for progress of project amp provided he agrees to come to the lowest rate
260 THE PURCHASERrsquoS RIGHT TO VARY QUANTITIES
The Purchaser reserves the right to vary the quantity ie increase or decrease the numbers quantities without any change in terms and conditions during the execution of the Order
270 LETTER OF INTENT NOTIFICATION OF AWARD
The letter of intent Notification of Award shall be issued to the successful Bidder whose bids have been considered responsive techno-commercially acceptable and evaluated to be the Lowest (L1) The successful Bidder shall be required to furnish a letter of acceptance within 7 days of issue of the letter of intent Notification of Award by Purchaser
280 CORRUPT OR FRAUDULENT PRACTICES
2901 The Purchaser requires that the Bidders observe the highest standard of ethics during the
procurement and execution of the Project In pursuance of this policy the Purchaser
(a) Defines for the purposes of this provision the terms set forth below as follows
(i) Corrupt practice means behavior on the part of officials in the public or private sectors by which they improperly and unlawfully enrich themselves andor those close to them or induce others to do so by misusing the position in which they are placed and it includes the offering giving receiving or soliciting of anything of value to influence the action of any such official in the procurement process or in contract execution and
(ii) Fraudulent practice means a misrepresentation of facts in order to influence a
procurement process or the execution of a contract to the detriment of the Purchaser and includes collusive practice among Bidders (prior to or after Bid submission) designed to establish Bid prices at artificial non-competitive levels and to deprive the Purchaser of the benefits of free and open competition
(b) Will reject a proposal for award if it determines that the Bidder recommended for award has
engaged in corrupt or fraudulent practices in competing for the contract in question
(c) Will declare a firm ineligible either indefinitely or for a stated period of time to be awarded an contract if it at any time determines that the firm has engaged in corrupt or fraudulent practices in competing for or in executing an contract
2902 Furthermore Bidders shall be aware of the provision stated in the General Conditions of Contract
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
SSEECCTTIIOONN -- IIIIII
(GENERAL CONDITION OF CONTRACT)
2015-16
Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
GENERAL CONDITION OF CONTRACT (GCC)
10 General Instructions
101 All the Bids shall be prepared and submitted in accordance with these instructions
102 Bidder shall bear all costs associated with the preparation and delivery of its Bid and the Purchaser will in no case shall be responsible or liable for these costs
103 The Bid should be submitted by the Bidder in whose name the bid document has been issued and
under no circumstances it shall be transferred sold to any other party
104 The Purchaser reserves the right to request for any additional information and also reserves the right to reject the proposal of any Bidder if in the opinion of the Purchaser the data in support of Tender requirement is incomplete
105 The Bidder is expected to examine all instructions forms terms amp conditions and specifications in the
Bid Documents Failure to furnish all information required in the Bid Documents or submission of a Bid not substantially responsive to the Bid Documents in every respect may result in rejection of the
Bid However the Purchaser‟s decision in regard to the responsiveness and rejection of bids shall be final and binding without any obligation financial or otherwise on the Purchaser
20 Definition of Terms
201 ldquoPurchaserrdquo shall mean WESCO UTILITY
202 ldquoBidderrdquo shall mean the firm who quotes against this bid document issued by the Purchaser
ldquoContractorrdquo or ldquoSellerrdquo shall mean the successful Bidder andor Bidders whose bid has been
accepted by the Purchaser and on whom the ldquoLetter of intentrdquo is placed by the Purchaser and shall include his heirs legal representatives successors and permitted assigns wherever the context so
admits
203 ldquoSiterdquo shall mean the Electricity Distribution Area of the Company
204 ldquoSpecificationrdquo shall mean collectively all the terms and stipulations contained in those portions of this bid document known as Instruction to Bidder Bid form and other forms as per Volume - III General Conditions of Contract Specifications and the Amendments Revisions Deletions or Additions as may be made by the Purchaser from time to time
205 ldquoLetter of Intentrdquo shall mean the official notice issued by the Purchaser notifying the Contractor that his proposal has been accepted and it shall include amendments thereto if any issued by the
Purchaser The ldquoLetter of Intentrdquo issued by the Purchaser shall be binding on the ldquoContractorrdquo The date of Letter of Intent shall be taken as the effective date of the commencement of contract
206 ldquoPurchase Orderrdquo shall mean the Purchase Order and amendments thereof and the drawings
specifications and other documents papers referred to therein which shall constitute the ldquoContractrdquo
207 ldquoMonthrdquo shall mean the calendar month and ldquoDayrdquo shall mean the calendar day
208 ldquoCodes and Standardsrdquo shall mean all the applicable codes and standards as indicated in the Technical Specification
209 ldquoOffer Sheetrdquo shall mean Bidders firm offer submitted to Purchaser in accordance with the specification
210 ldquoContractrdquo shall mean THE ldquoletter of Intentrdquo issued by the Purchaser
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
211 ldquoContract Pricerdquo shall mean the price referred to in the ldquoLetter of intentrdquo
212 ldquoContract Periodrdquo shall mean the period during which the ldquoContractrdquo shall be executed as agreed between the Contractor and the Purchaser in the Contract inclusive of extended contract period for reasons beyond the control of the Contractor andor Purchaser due to force majeure
213 ldquoGoodsrdquo shall mean all items to be supplied under Purchase Order whether raw materials processes materials equipment fabricated products drawings or other documents as applicable
214 ldquoStorerdquo shall mean the Purchaser store as defined elsewhere in this tender document
30 Contract Documents amp Priority
301 Contract Documents The Specification terms and conditions of the contract shall consist solely of these Tender conditions and offer sheet
302 Priority Should there be any discrepancy between any term hereof and any term of the Offer Sheet the
terms of these tender document shall prevail
40 Scope of Work
401 The ldquoScope of Workrdquo shall be on the basis of Bidder‟s responsibility completely covering the
obligations responsibility and workmanship provided in this Bid Enquiry whether implicit or explicit
402 The Purchaser reserves the right to vary the quantity ie increase or decrease which shall be communicated to successful bidder during project execution
403 All relevant drawings data and instruction manuals and other necessary inputs shall be under the
scope of contract
50 General Requirements
501 The bidder shall supply deliver best quality goods
502 The company also reserves the right to add from the scope of work or delete from the scope of work
so assigned to the Supplier if the circumstances so warrant
503 The contractor shall be responsible for loading and unloading of all materials with proper material handling equipment
60 Quality Assurance and Inspection
601 Immediately on award of contract the bidder shall prepare detailed quality assurance plan test procedure identifying the various stages of manufacture quality checks performed at each stage raw material inspection and the Customer hold points The document shall also furnish details of method of checking inspection and acceptance standards values and get the approval of Purchaser before proceeding with manufacturing However Purchaser shall have the right to review the inspection reports quality checks and results of contractors in house inspection department which are not Customer hold points and the contractor shall comply with the remarks made by purchaser or his representative on such reviews with regards to further testing rectification or rejection etc
602 Witness and Hold points are critical steps in manufacturing inspection and testing where the
contractor is obliged to notify the Purchaser in advance so that it may be witnessed by the Purchaser
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Final inspection is a mandatory hold point The contractor has to proceed with the work past a hold point only after clearance by purchaser or a witness waiver letter from Purchaser
603 The performance of waiver of QA activity by Purchaser at any stage of manufacturing does not
relieve the contractor of any obligation to perform in accordance with and meet all the requirements of the procurement documents and also all the codes amp reference documents mentioned in the procurement document nor shall it preclude subsequent rejection by the purchaser
604 On completion of manufacturing the items can be dispatched only after issue of shipping release by
the Purchaser
605 All testing and inspection shall be done without any extra cost
606 Purchaser reserves the right to send any material out of the supply to any recognized laboratory for testing In case the material is found not in order with the technical requirement specification the charges of testing along with any other penalty which may be levied is to be borne by the bidder To avoid any conflict the Seller is advised to send his representative to the stores to see that the material
sent for testing is being sealed in the presence of bidder‟s representative
70 Packing Packing List amp Marking
701 Packing Seller shall pack or shall cause to be packed all Commodities in such a manner as shall be reasonably suitable for shipment by road or rail to Orissa Distribution Companies without any risk of damage in transit The packing shall be sufficient to withstand without limitation rough handling during transit and exposure to extreme temperatures salt and precipitation during transit and open storage
702 Packing List One copy of the packing list shall be enclosed in each package delivered There shall
also be enclosed in one package a master packing list identifying each individual package which is part of the shipment On any packaging where it is not feasible to place the packing list inside the container all pertinent information shall be stenciled on the outside and will thus constitute a packing list
703 Marking Seller shall mark each container box or package for easy identification of his materials as
follows
Commodity Name Name of the Purchaser Name of the Supplier Net Weight Size
8 Commissioning Spares The Seller shall replace free of cost any spares which may be found
defective at the time of commissioning
90 Price Basis
Bidders shall quote individual price breakup for the quoted items
The price shall be inclusive of all taxes Duties and other Levies of whatsoever nature transportation to site and vice versa and in-transit Insurances
The above Prices shall also include unloading and proper stacking at from Purchaser Stores to site stores
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
100 Terms of Payment
1001 The Payment shall be made as under
a) 90 Payment with taxes amp duties on Prorata basis within 30 days of receipt of goods in our specified stores in good condition subject to detailed verification thereof and approval of Guarantee amp Test certificatete
b) For claiming 100 payment a Composite Performance Bank Guarantee of 10 of the total
order value of the goods is to be provided which shall remain valid for a period beyond 90 days from the warranty period as per clause no 120
c) All Payments shall be made after certification from Purchaser‟s Engineer Incharge All Payments are subject to receipt of correct Documents
110 Price Validity
All bids submitted shall remain valid firm and subject to unconditional acceptance by Purchaser for 180 days post bid opening date For awarded Contract the prices shall remain valid and firm till contract completion
120 Guarantee
1201 The bidder shall guarantee for the equipmentsworkmanship for a minimum period of 24 months from the date of commissioning or 30 months from the date of last receipt goods at stores whichever is earlier The manufacturer shall guarantee to replace or repair to the satisfaction of the purchaser the defective parts at site free of cost within the above period Should however the manufacturer fails to do so within a reasonable time the purchaser reserves the right to effect repair or replacement and recover such charges for repair or replacement from the contractor Contractor shall have to submit a Composite Performance Bank Guarantee equivalent of 10 of the order value valid for a period of 90 days beyond the expiry of the warranty period
1202 If during the defect liability period any services performed found to be defective these shall be
promptly rectified by contract its own cost (including the cost of dismantling and reinstallation) on the instruction of Purchaser
130 Composite Performance Bank Guarantee
1301 Within Teen (10) days from the date of the Award notice Seller shall submit a composite Performance Bank Guarantee (CPBG) in favour of Purchaser equivalent to Ten percent (10) of the
total price of the Contract (the ldquoPerformance Bank Guaranteesrdquo)The CPBG shall be valid for a period beyond 90 days from the warranty period as per clause no 120 The BG format is provided in Vol-II Annexure - II of the Bidding Documents
1302 The Composite Performance Bank Guarantee established under Clause 1301 shall be forfeited
without recourse to the seller and payable against the presentation by Purchaser to the bank with a claim that the seller has failed to comply with any term or condition set forth in the Contract
1303 The Composite Performance Bank Guarantee established under will be automatically and
unconditionally forfeited without recourse if Purchaser in its sole discretion determines that Seller has failed to comply with any Terms or Condition set forth in the contract
1304 The Composite Performance Bank Guarantees will be released without interest within thirty (30) days
from the last date up to which the Composite Performance Bank Guarantee has to be kept valid (as defined in Clause 1301)
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
1305 Upon submission of the composite bank guarantee the bid security (EMD) shall be released
140 TECHNICAL INFORMATION DATA
The company and the contractor to the extent of their respective rights permitting to do so shall exchange such technical information and data as is reasonably required by each party to perform its obligations and responsibilities The company and the contractor agree to keep each other in confidence and to use the same degree of care as it uses with respect to its own proprietary data to prevent its disclosure to third parties of all technical and confidential information The technical information drawings records and other document shall not be copied transferred traced or divulged and or disclosed to third party in full part not misused in any other form This technical information drawing etc shall be returned to the company with all approved copies and duplicates In the event of any breach of this contract the contractor shall indemnify the company against any loss cost of damages or claim by any party in respect of such breach
150 Effective Date of Commencement of Contract
The date of the issue of the Letter of IntentPurchase Order which ever is earlier shall be treated as the effective date of the commencement of contract
160 Taxes amp Duties
All taxes duties levies of whatsoever nature octroi turnover tax service tax income tax work contract tax etc levied by State or Central Governments or local bodies shall be to the contractor s account including any taxes duties and levies which may be levied fresh by the Governments during currency of the Contract The contractor shall furnish their ExciseSales Tax registration number PAN No etc in the bid documents as well as InvoiceChallans etc
170 Time ndash The Essence of Contract
The time and the date of completion of the ldquoSupplyrdquo as stipulated in the Letter Of Intent Purchase
order issued to the Contractor shall be deemed to be the essence of the ldquoContractrdquo The Supply has to be completed not later than the aforesaid Schedule and date of completion of supply
180 Liquidated Damages (LD)
1801 If supply of items equipments is delayed beyond the supply schedule as stipulated in purchase orderLOI then the Contractor shall be liable to pay to the Purchaser as LD for such delay a sum of 05 of the contract price for every week delay or part thereof The LD shall be computed on the undelivered value of goods as per the delivery schedule
1802 The total amount of LD for delay under the contract will be subject to a maximum of five percent (5)
of the contract price
1803 The Purchaser may without prejudice to any method of recovery deduct the amount for such damages from any amount due or which may become due to the Contractor or from the Performance Bank Guarantee or file a claim against the contractor
190 The Laws and Jurisdiction of Contract
1901 The laws applicable to this Contract shall be the Laws in force in India
1902 All disputes arising in connection with the present Contract shall be settled amicably by mutual consultation failing which shall be finally settled as per the rules of Arbitration and Conciliation Act 1996 at the discretion of Purchaser The jurisdiction of arbitration shall be at Bhubaneswar Orissa India
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
200 Events of Default
2001 Events of Default Each of the following events or occurrences shall constitute an event of default
(Event of Default) under the Contract
(a) Seller fails or refuses to pay any amounts due under the Contract
(b) Seller fails or refuses to deliver Commodities conforming to this Bid document specifications or
fails to deliver Commodities within the period specified in PO or any extension thereof
(c) Seller becomes insolvent or unable to pay its debts when due or commits any act of bankruptcy
such as filing any petition in any bankruptcy winding-up or reorganization proceeding or acknowledges in writing its insolvency or inability to pay its debts or the Sellers creditors file any petition relating to bankruptcy of Seller
(d) Seller otherwise fails or refuses to perform or observe any term or condition of the Contract and
such failure is not remediable or if remediable continues for a period of 30 days after receipt by the Seller of notice of such failure from Purchaser
210 Consequences of Default
(a) If an Event of Default shall occur and be continuing Purchaser may forthwith terminate the
Contract by written notice
(b) In the event of an Event of Default Purchaser may without prejudice to any other right granted
to it by law or the Contract take any or all of the following actions
(i) Present for payment to the relevant bank the Performance Bank Guarantee
(ii) Purchase the same or similar Commodities from any third party andor
(iii) Recover any losses andor additional expenses Purchaser may incur as a result of Sellers default
220 Force Majeure
2201 The term ldquoForce Majeurerdquo as employed herein include but are not limited to acts of God or force of nature landslide earthquake flood fire lightning explosion major storm (hurricane typhoon cyclone etc) or major storm warning tidal wave shipwreck and perils of navigation act of war (declared or undeclared) or public enemy strike (excluding employee strikes lockouts or other industrial disputes or action solely among employee of Contractor or its subcontractors) act or omission of sovereign states or those purporting to represent sovereign states blockade embargo quarantine public disorder sabotage accident or similar events beyond the control of the parties or either of them
Force Majeure shall not include occurrences as follows
a) Late delivery of materials caused by congestion at Seller‟s facilities or elsewhere an oversold condition of the market inefficiencies or similar occurrences
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
b) Late performance by Seller andor Sub-Seller caused by unavailability of raw materials supervisors or labour inefficiencies or similar occurrences
c) Mechanical breakdown of any item of Seller‟s or its Sub-Seller‟s equipment plant or machinery
d) Delays due to ordinary storm or inclement weather or
e) Non-conformance by Sub-Seller
Unless the delay arises out of a Force Majeure occurrence and is beyond both Seller‟s and Sub-
Seller‟s or Seller‟s control and an alternate acceptable source of services equipment or material is unavailable Additionally Force Majeure shall not include financial distress of Seller or any Sub- Seller
2202 In the event of either party being rendered unable by Force Majeure to perform any obligation
required to be performed by them under the Contract the relative obligation of the party affected by such Force Majeure shall be suspended for the period during which such cause lasts Time for performance of the relative obligation suspended by Force Majeure shall then stand extended by the period for which cause lasts
2203 Upon the occurrence of any Force Majeure event the party so affected in the discharge of its
obligation shall promptly but no later than seven (7) days give written notice of such event to the other party The affected party shall make every reasonable effort to remove or remedy the cause of such Force Majeure or mitigate its effect as quickly as possible If such occurrence results in the suspension of all or part of the Work for a continuous period of more than the parties shall meet and determine the measures to be taken
2204 Any delay or failure in performance by either party hereto shall not give rise to any claims for
damages or loss of anticipated profits it and to the extent such delay or failure is caused by Force Majeure
230 Transfer and Sub-Letting
The Contractor shall not sublet transfer assign or otherwise part with the Contract or any part thereof either directly or indirectly without prior written permission of the Purchaser
240 THIRD PARTY INSURNACE
Contractor shall take the Insurance of Equipment during Transit Any Claim pertaing to this shall be the responsibility of the Contractor
250 Recoveries
When ever under this contract any money is recoverable from and payable by the bidder the purchaser shall be entitled to recover such sum by appropriating in part or in whole by detecting any sum due to which any time thereafter may become due from the Seller in this or any other contract Should the sum be not sufficient to cover the full amount recoverable the bidder shall pay to the purchaser on demand the remaining balance
260 Waiver
Failure to enforce any condition herein contained shall not operate as a waiver of the condition itself or any subsequent breach thereof
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
270 Indemnification
2701 Notwithstanding contrary to anything contained in this Tender Contractor shall at his costs and risks make good any loss or damage to the property of the Purchaser andor the other Contractor engaged by the Purchaser andor the employees of the Purchaser andor employees of the other Contractor engaged by the Purchaser whatsoever arising out of the negligence of the Contractor while performing the obligations under this contract
2702 Subject to this Clause 230 Purchaser shall at its sole cost and expense defend indemnify and hold
harmless Contractor and his assignees or the employees of the Contractor whatsoever arising out of the negligence or willful act or omission or from the default of the Purchaser in the performance of the Contractor
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
SSEECCTTIIOONN -- IIVV
(TECHNICAL SPECIFICATIONS)
2015-2016
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
TECHNICAL SPECIFICATION FOR 33KV amp 11KV PILFER RESISTANT METERING CUBICLE
A) Technical specification of 11 KV pilfer resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratio of accuracy class-05)
1) General - This specification covers the design manufacture testing and supply of 11 kV
floor mounting indoor type metering cubicle having 3 nos single phase CTs and 3 nos single
phase PT but without meter The tenders from only such firms shall be accepted who
themselves manufacture metering cubicles of the relevant design conforming to IS 2705
(part-I amp II) and IS 3156 (part-I amp II) respectively and have obtained type test certificates
2) Construction
The metering panel shall be fabricated with 2mm MS plate and shall have external dimensions
of 1600x750x700mm (height x width x depth) (approx) Height of panel is fixed but width amp
depth is minimum and may be increased suitably to accommodate CTsPTs if required Thus
total height including base channel will be 1700 mm The panel should be provided with 4 Nos
lifting hooks
The panel shall be dust and vermin proof and totally enclosed The panel shall have two
separate compartments The upper one shall house trivector meter energy meter and check
energy meter with associated wiring and shall be termed as ldquoMeter compartmentrdquo The upper
compartment will be double door type and the arrangement for meter fixing will be in inner
portion The other section ie lower compartment shall house the 11 kV1 Ph dry type epoxy
resin casted CT (3 Nos) and 11 kV1 Ph dry type epoxy resin casted PT (3 Nos) and shall be
termed as ldquoHT CTPT compartmentrdquo A separate and independent vermin proof door shall be
provided for each of the upper and lower compartments with provision of locking and sealing
arrangement
The Metering cubicle shall be totally enclosed and shall be provided with one no hinged door
made of MS sheet which shall rest on the collar along r sides of cubicle so that the doors
remain flushed with body of the cubicle
The door shall be provided with a handle and two no‟s sealing arrangement There shall be
one fixed (non-openable) window (approximate size 300 x 200mm) fitted with transparent
acrylic glass to enable the meter reader to note down the reading without opening the door of
the panel The glass shall be fitted tightened with MS Frame from inside of window
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
The metering panel shall be provided with two Nos MS channels of size 100x 50 mm of 750
mm length on the front and rear sides duly welded at the bottom of the panel These shall have
4 holes of 16 mm for foundation bolts at both the ends of each channel All the joints of the
metering panel shall be welded to provide strong mechanical construction both for
transportation as well as during its use The metering panel shall have arrangement to connect
it will earth at two independent points One earthing knobbolt shall also be provided in the
ldquoMeter compartmentrdquo for connection to star point of wiring All the three earthing bolts shall be
provided with nuts and washers
The metering panel shall be cleaned suitably and will go through phospating using seven tank
dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height of
panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Thus total height including base channel will be 1700 mm The panel
should be provided with 4 Nos lifting hooks
All the movingmating edges shall be provided with syntheticsemi synthetic gasket firmly glued
to surface to make the metering panel dust amp vermin proof The metering panel shall be
provided with two cable entries inside from bottom along with glands gland plate for 11 kV
XLPE cable of various sizes corresponding the CTS ratio and Short Circuit Current Rating
without cable boxes However the provision for clamping of HT cable boxes has to be
provided There should be suitable provision so that cables boxes along with cable can be
taken out of the panel without damage
The meter compartment shall contain hanger arrangement of slotted angle for mounting main
meter and check meter having flexibility for moving meters vertically or horizontally Clearances
between all parts and components of panel should comply with relevant ISS standard which
shall be checked by WESCO
3) Sealing-
The metering cubicles shall be completely lockable and sealable with at least one locking
and two sealing arrangements of the door of each compartment Apart from sealing
arrangement of both compartments mounting bolts of CTs and PT shall have the provisions
for sealing arrangement so that removal of CTs amp PTs from the installed positions in the
panel (for tamperingreplacement) by the unauthorized person is not possible without
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
breakingtampering the sealing arrangement The hinge arrangement sealing of CTs and
sealing of PTs shall be diagonally arranged in the base of each CTs amp PTs This sealing
arrangement shall be checked by the officers at the time of checking of sample and during
4)
inspection
The epoxy casting of 11 kV CTs amp PTs coils is required to be carried out under vacuum to
avoid any blow holes in the casted material To establish this Epoxy hardener and
accelerator if any is mixed in the mixing chamber under vacuum and poured into the dyes
placed in the casting chamber which is also kept under vacuum as per relevant IS
specifications The temperature as specified by the Epoxy manufacturer is maintained with
thermostatic control so that all the moisture is also drained out under vacuum
Electrical components-
i) 11 kV metering current transformers (three Nos)
The metering CTs shall be suitable for 11 kV 50Hz effectively earthed neutral system Each
CT shall be suitable for single phase The CT shall be single core single ratio epoxy resin
cast copper wound primary type with rated burden 5VA and accuracy class 05 or better
and conforming to IS 2705 (part-I amp II) amended upto date The ratio of CTs shall be as per
schedule of requirement The instrument security factor (ISF) shall be upto 5
The secondary terminals of the CTs shall be robust design so as to provide effective and firm
(ii)
termination The secondary winding resistance of CTs shall be as low as possible Colour
coding viz RedYellowBlue for main and black for load side shall be used Further the load
side wires shall be provided with redyellow blue PVC tape rings at both ends for
identification IS-1 and IS-2 shall be used for identification of main and load wires and
ferrules shall be used accordingly No other symbols other than IS-1 and IS-2 shall be
accepted without prior approval No linktest terminalsterminals shall be provided in wire
from CTs to meter terminals
11 kV Potential transformers
The PT shall be indoor dry type epoxy resin cast copper wound suitable for 1 phase 11 kV
50 HZ effectively earthed neutral system There shall be 3 Nos 11 kV single phase epoxy
resin cast per cubicles with rated burden 15 VA per phase and accuracy class 05 or better
and conforming to IS3156 (part-IampII) amended upto date Colour coding viz Redyellowblue
shall be used for identification of phases and black for neutral The PT shall be type tested in
accordance with IS3156 (part-IampII) with latest amendments
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
The PTs shall be of uniform insulating and withstand separate source 28 kV Pf for one
minute as per clause 9311 of IS3156 (part-I)
i) CTs bus bar- 40x6 mm copper strip
ii) PTs bus bar Copper wire 8 SWG or flexible copper flat strip to connect PT or CT
iii) Wiring for CTsPTs secondary circuits
There should not be any jointtermination between CTPT secondary terminals to meter
terminals Wiring of CTs and PTs should be done with 25 mm2 stranded copper insulated
conductor CT wiring and PT wiring should run in independent flexible PVC pipes of
appropriate size from HT compartment to meter compartment The Pipe shall be so laid that
no naked wire is visible From pipes upto the meter in the meter chamber all wiring should
be open and visible
Short Circuit Rating of 11kv CTs
CT ratio Short time current rating
55 A 100 STF
105 A amp 155 A 3KA for 05 seconds
205A to 30 A 788 kA for 05 seconds
505A and above 131 kA for 10 seconds
Samples
One numbers sample should be ready at the firms works after issue of LOA amp before
issue of PO for new entrant The sample shall be checked for its suitability and conformity
with this specification before placing the order The drawing of sample must be attached with
tender showing all views of equipment installed inside the metering panel along with the
sketch of sealing arrangement as mentioned above In case order is placed on the firm the
materials shall be supplied as per the approved sample and specification However approval
of the sample shall not absolve the supplier of his responsibility to supply the material as per
specifications
Name plate-
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
i) WESCO UTILITY property
ii) Supplier‟s name
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
iii) PO No amp date
iv) Sr No of panel
v) Panel CT ratioaccuracy class
vi) Panel PT ratioaccuracy class
vii) Meter CT ratio
viii) Meter PT ratio
ix) Consumer account No
x) Over all CT-PT multiplying factor
xi) Sanctioned load
xii) Date of release of connection
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from
any Govt Test HouseReputed Agency certified by NABL and the reports shall not be less
than an one year old Calibration certifications when demanded by inspecting officers shall
be provided produced for verification purpose
TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
Rating of CT will be given at the time purchase order
B) Technical specification of 33 KV pilfers resistant metering cubicles for 3 phase 4 wire
metering system (with various CT ratios amp PT of accuracy class-02)
1) General The specification covers the design manufacture testing and supply of 33KV Indoor type
Metering cubicle made of MS plate
11) The Metering cubicle shall be totally enclosed air insulated dust and vermin proof having two
separate compartments HT amp LT provided with two separate doors hinged inside the
boxThe 33KV Metering cubicle shall comply with the requirements of Indian Electricity
Rules 1956 amp as per relevant IS
12) The Metering cubicle shall be supplied with three no 33KV single phase epoxy resin cast
CT‟s three no 33KV epoxy resin cast PT‟s and suitable clamping arrangement for holding
33KV incoming and outgoing cables and holding CTs amp PTs
13) All the equipment shall comply with the requirement of relevant IS specification
20) Construction The 33KV Metering cubicle shall be fabricated with MS sheet having thickness not less than
20mm The overall dimensions of the cubicle shall be approximately 1800mm (Height) x
1400mm (Length) x 1500mm (Depth) These dimensions may vary slightly as per design of the
manufacturer taking into care the minimum clearance of 320 mm between phases as well as
between phase and earth
21) All the edges and joints shall be made and welded in such a way that no access inside the
cubicle shall be possible and shall thus provide strength to robust mechanical structure both
during transportation and installation during it‟s use
22) The Metering cubicle shall be totally enclosed and shall be provided with two no hinged door
made of MS sheet which shall rest on the collar along the four sides of cubicle so that the doors
remain flushed with body of the cubicle
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
23) The hinge of the doors shall be concealed type (proper welded from inside) so as to
eliminate any chance of de-hinging without causing any damage to the cubicle
24) The Metering cubicle shall rest upon two no MS channels support of approximate size of
100mm x 50 mm x 5mm welded at bottom along it‟s length (1400 mm)
241) Each of the supporting channel shall have two holes of 12 mm of dia suitable for foundation bolts
242) The Metering cubicle shall be provided with MS Earthing strip of size 50 mm x 5 mm welded at
the two opposite base angles provided with welded not of 6 mm dia welded from inside the
cubicle The earthing strip can be connected by tightening a bolt from outside the metering
cubicle at two opposite ends
25) The metering panel shall be cleaned suitably and will go through phospating using seven
tank dipping procedure and its surface shall be made smooth It shall be powder coated as per
relevant IS specification The colour of paint shall be decided at the event of order Height
of panel is fixed but width amp depth is minimum and may be increased suitably to accommodate
CTsPTs if required Height of panel is fixed but width amp depth is minimum and may be
increased suitably to accommodate CTsPTs if required Thus total height including base
channel will be 1700 mm The panel should be provided with 4 Nos lifting hooks
26) The Metering cubicle shall have two separate compartments separated by MS sheet of 20 mm
thickness as given below-
261) UPPER (LT) COMPARTMENT
The upper compartment of the metering cubicle shall be called LT compartment and shall have
approximate height of 550mm
The compartment shall have provision for housing a tri vector meter and check energy meter
(both not in scope of supply) along with its associated wiring The upper compartment will be
double door type and the arrangement for meter fixing will be in inner portion
2611) For fixing of KWH trivector meter and check energy meter in this compartment four nos MS
slotted angles of suitable size shall be welded to the body from inside of partition chamber in LT
compartment two nos slotted angles shall be bolted vertically and two nos horizontally which
shall be movable forming to adjust the distance and height of trivector meter and check
energy meter to be fixed in the compartment
2612) The upper compartment shall be provided with one door fabricated in one piece and hinged as
per clause No 23 The door shall be provided with syntheticsemi synthetic gasket to make it
dust amp vermin proof The door shall be provided with a handle and two nos sealing arrangement
There shall be one fixed (non-openable) window (approximate size 300 x
200mm) fitted with transparent acrylic glass The glass shall be fitted tightened with MS Frame
from inside of window The height of window shall be such that the reading can be taken easily
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
from out side
2613) The LT compartment shall essentially contain the following- Hanger of slotted angles for mounting main meter (L amp T SECURE PAL MOHANGENUS make
etc) and check meter for having flexibility for mounting of meter vertically and horizontally (meter
not in scope of this supply)
262) LOWER (HT) COMPARTMENT- The lower compartment of Metering cubicle shall be called HT compartment and shall have
approximate height of 1250 mm
2621) This compartment shall be housed three no 33 KV single phase epoxy resin cast CT‟s for
bdquoR Y‟ and bdquoB‟ phases and three nos 33 KV single phase epoxy resin cast PT‟s connecting strip
between CT‟s and PT‟s bus bar with suitable clamping arrangement for incoming and outgoing
33 KV XLPE cables There shall be two nos sealing arrangement diagonally in base
of each CT amp PT
2622) The door of lower compartment shall be provided with one door fabricated in two pieces and
hinged as per clause No 23 such that it becomes complete dust and vermin proof The door
shall be provided with a handle and two Nos sealing arrangement
2623) The compartment should be provided with two no cable entries with detachable plate with brass
glands of appropriate size at the bottom suitable for 33 KV XLPE cable suitable for appropriate
current rating
2624) The HT compartment shall be essentially contain the following-
a) 33 KV epoxy resin cast CT‟s (single phase) -03 no
b) 33 KV 110V epoxy resin cast PT‟s (single phase) -03 nos
c) Flexible copper flat strip of 30 x 04 mm or 8 SWG copper -01 set
wire (duly insulated) to connect PT‟s to busbar of CT‟s
d) LT wiring for the secondary of CT amp PT circuit which -01 set
should not less than 25 mmsup2 copper in size
An Aluminium foil plate shall be affixed on front side of cubicle to indicate the following
information against which the desired information is required to be painted at site-
WESCO UTILITY
Name of consumer Service
connection no Sanctioned
load
Date of release of connection
Type of load contNon cont
Meter no amp make
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Line CTR PTR
Meter CTRPTR
Class of accuracy of CT
Class of accuracy of PT
CTPT MF
Dial factor For Energy For Demand
Overall MF for EnergyFor Demand
Date of last checking
In addition to the above one no rating and diagram plate made of Aluminium shall be
provided on the front door of the HT compartment giving details viz Sl no of cubicle CT and
PT ratio burden class of accuracy year of manufacturing total weight PO No and date
etc
30) ELECTRICAL COMPONENTS-
A brief detail of the various components to be provided in the metering cubicle is given below-
31) CURRENT TRANSFORMER-
There shall be 03 nos single core single ratio dry type epoxy resin cast current transformers
conforming to IS 27051992 of latest revision thereof as per details mentioned below-
SlNo Particulars 33 KV CTPT unit
1 Nominal system voltage (KV RMS) 33
2 Highest system voltage (KV RMS) 36
3 Frequency 50 Hz
4 No of CT 3
5 Rated out put (VA burden) 5VA for CT Ratio 55 Amps to 305 Amps amp 10 VA for 505 Amps and above
6 Rated continuous thermal current 12 times of rated primary current
7 Short time current rating for 1 sec For 55 A 105 A amp 155 A 3KA for 05 seconds For 205A to 30 A 788 kA for 05 seconds For 505A and above 131 kA for 10 seconds
8 Rated dynamic current (Peak) 25 times of short time thermal current rating
9 Instrument security factor Less than 5 (five)
10 Impulse withstand voltage (KV peak) (on assembled CT PT set)
170
11 Maximum temperature raise over maximum ambient temperature of 45 C at rated continuous thermal current at rated frequency and with rated burden
As per IS 27051992 (part-II)
12 Maximum ratio error do
Maximum phase angle error do
a Type Dry type epoxy resin cast
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
b Transformation ratio CT ratio (schedule of
requirement to be supplied with LOIPO As per Price Schedule
c No of cores 0ne
d Rated continuous thermal current temperature rise over ambient
As per IS 2705192
e One minute power frequency voltage withstand test on secondary winding
3 KV
f class of accuracy 02
g Secondary termination S1 amp S 2 shall be clearly marked
40 POTENTIAL TRANSFORMERS DETAILS SPECIFICATION AS PER IS 31561992 WITH LATEST AMENDMENTS
SlNo Particulars 33 KV PT unit
1 No of PT 3 nos
2 Nominal system voltage (KV RMS) 33
3 Highest system voltage (KV RMS) 36
4 No of phases 3
5 Frequency 50 cs
6 Transformation ratio (PT ratio) 33 KV110 V
7 Rated out put (VA burden) 50 VA per phase
8 Impulse withstand voltage (KV peak) (on assembled CT PT set)
150
9 One minute power frequency dry withstand voltage (on assembled CTPT set Primary (KV RMS) Secondary (KV RMS)
70 3
10 class of accuracy 02
11 Rated voltage factor and time 12 times continuous and 15 times for 30 sec
12 System condition Effectively earthed system
13 Maximum temperature raise over maximum ambient temperature (which may be taken as 45 C) at rated frequency and with rated burden
Within limit of IS 3156 with latest amendment revision
14 Maximum ratio error Do
15 Maximum phase angle error Do
50) ROUTINE AND ACCEPTANCE TESTS
The following shall constitute the routine tests and acceptance tests
51) CURRENT TRANSFORMERS
a) Verification of terminal marking and polarity b) High voltage power frequency test on Primary winding c) High voltage power frequency test on Secondary winding d) Over voltage inter-turn test e) Determination of errors according to the requirement of accuracy class (05) f) Partial discharge test in accordance with IS 11322 1985
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
52) POTENTIAL TRANSFORMERS
a) Verification of terminal marking and polarity b) Power frequency dry withstand test on Primary c) Power frequency withstand test on secondary d) Determination of errors according to the requirement of accuracy class (05) e) Partial discharge test measurement test in accordance with IS 11322 1985
53 CALIBRATION
All instruments used in inspection and testing should be properly calibrated and sealed from any
Govt Test HouseReputed Agency certified by NABL and the reports shall not be less than an one
year old Calibration certifications when demanded by inspecting officers shall be provided
produced for verification purpose
54 TESTING FACILITIES
The manufacturer should have all the testing facilities at their works to carry out all the
routine amp acceptance tests including partial discharge test as mentioned below List of plant
amp Machinery and test Equipment available at manufacturer‟s works should necessarily be
submitted along with tender
TECHNICAL SPECIFICATION FOR 11KV amp 33 KV METERING UNITS
1 SCOPE
This specification covers design engineering manufacture assembly stage testing inspection testing before dispatch supply and delivery of 11KV amp 33KV CT PT Combined Metering unit Sets of class of accuracy 05 for 11 KV MU 02 for 33 KV MU as per the particulars given in the schedule attached
2 STANDARD Except where modified by this specification the component parts of the equipment shall comply with the following ISS available ( the latest versions)
Current Transformers IS 27051992 Potential Transformers IS 31561992 HV Porcelain Bushing IS 20991986 Oil IS 3351983 Galvanization IS 2633 Primary Terminals IS 10601 Oil IS 335
3 TYPE FOR 11 KV The metering transformer equipment should be of pole mounting type for
outdoor use They are to be used in 11KV Three Phase with solidly earthed neutral and suitable for
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 11 KV ii) Highest system voltage 12 KV iii) Insulation level 12 KV iv) Standard Impulse withstand voltage 75 KV Peak v) One minute power frequency withstand Voltage
a Primary 28 KV b Secondary 3 KV
vi) Short time thermal current and its duration 1 6 KA for 1 sec for CT ratio below 505 A 2 1 3 1 K A for 1 sec for CT ratio = 505 A(including 505 A)
vii) Class of Accuracy 05 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per phase
1 For CTs 15 VA 2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=255 mm
xii) Shortest distance between metal part amp earth = 190mm xiii)
Creepage distance of HV bushing 300mm (Min)
xiv) Gauge of MS Tank Min 5mm for top amp bottom cover amp 315 mm all other sides xv) Entire tank shall be hot dip galvanized
xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp Check nut suitable for aluminum conductor required for different rating of metering units
Six nos to be provided with each metering units
4 TYPE FOR 33 KV The metering transformer equipment should be of pole mounting type for outdoor use They are to be used in 33 kV Three Phase with solidly earthed neutral and suitable for 3 Phase 4 Wire 50 cycles network The equipment is required for operation of HT Trivector Meters and should be oil cooled
The CTPT sets shall have the following ratings
i) Rated Voltage 33 KV
ii) Highest system voltage 36 KV
iii) Insulation level 36 KV
iv) Standard Impulse withstand voltage 170 KV peak v) One minute power frequency withstand Voltage
a Primary 70 KV
b Secondary 3 KV
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
vi) Short time thermal current and its duration
1 6 KA for 1 sec for CT ratio below 505 A
2 131 KA for 1 sec for CT ratio for gt 505 A (including 505A)
vii) Class of Accuracy 02 (Negative (-ve) errors will not be acceptable)
viii) Rated burden per Phase
1 For CTs 5 VA up to 505 A amp 10 VA for =gt 505 A
2 For PTs 50 VA
ix) Frequency 50 HZ
x) Maximum attainable winding temperature =80 deg C
xi) Minimum Phase to Phase distance=430 mm
xii) Shortest distance between metal part amp earth = 380 mm xiii) Creepage distance of HV bushing 900mm (Min) xiv)Thickness of MS Tank Min 5mm for top cover amp 315 mm bottom amp all other side xv) Entire tank shall be hot dip galvanized xvi) Bi-metallic terminal connector with a nut plane washer spring washer amp check nut suitable
for aluminium conductor required for different rating of metering units Six nos to be provided with
each metering units
5 DESIGN
a) The equipment shall be designed to ensure satisfactory operation under all conditions
of service to facilitate easy inspection cleaning and repairs
b) The design shall incorporate every reasonable precaution and provisions for safety of all those concerned in the operation and maintenance of the equipment A pressure relief valve shall be invariably provided to the CTPT set It shall be provided at the top cover of the tank
c) All outdoor apparatus shall be so designed that water cannot collect at any point and enter the CTPT set The top cover of the tank secondary terminal cover inspection chamber cover plate is suitable bent at the edges (at least 25mm bent) so that the gaskets are not exposed to moisture
d) All connections and terminals shall be of sufficient size for carrying the specified currents
continuously without undue heating
e) All bolts nuts washers in contact with non-ferrous parts shall be of brass
f) All ferrous parts including bolts amp nuts liable to corrosion forming integral part of
the equipment shall be smoothly and continuously hot dip galvanized
g) The secondary terminal box inspection cover and oil gauge shall be arranged with MU
h) The core shall be high grade non-ageing electrical silicon laminated steel or of better grade
of low hysteretic loss and high permeability to ensure high accuracy at both normal and over current voltage
i) All winding shall be of insulated high grade Electrolytic copper wire and
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
the manufacturing of the units shall be done in completely closed and air- conditioned room otherwise Fibre glass insulation sleeves are to be provided for primary winding Details of winding and core shall be furnished
j) The CTPT set should have Three CTs and Three PTs with star
star connection
6 SEALING
Sealing bolts for sealing at 4 points on the secondary terminal box (both inner amp outer door) inspection cover the top cover of the tank shall be provided This may be made by providing a hole on tail of corner bolts of adequate size to pass the sealing wire or above13 SWG
7 FLUCTUATION IN VOLTAGE AND FREQUENCY For continuous operation entire equipment shall be subjected to variation of voltage up to plus 20 minus30 percent and frequency of plus or minus 5 percent
8 INSTRUMENT TRANSFORMERS
a) The voltage and current transformers shall have normal continuous rating as per the schedule
of requirement b) The voltage transformer shall be so designed that the increased magnetizing currents
due to any persisting over voltage does not produce injurious over heating Phase barriers shall be provided
c) The peak value of the rated dynamic current shall not be less than 25 times the rated short
time thermal current unless stated otherwise (462 of ISS 2705Part-I of 1992 latest version)
d) Modified polyester enamel copper wire is to be used for winding and it shall conform to
IS-4800Part-V (latest version)
e) The terminals of the instrument transformer shall be clearly marked by distinctive letters as
stated in Annex ldquoCrdquo of ISS 3156PartI1992 (latest version) for voltage transformer
and Annex ldquoCrdquo of IS-2705PartI1992 (latest version) for current transformers
f) The winding shall be neatly laid and anchored
g) The metering set tank and other metal parts shall be galvanized both inside amp
outside as per latest IS applicable
9 INCOMING SIDE
a) TERMINALS Brass rods 12mm dia for Primary and 6 mm dia for secondary b) Bushing for outgoing side of CTPT set
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
The porcelain portion of HT bushings shall be of standard make and conform to IS- 20991996
The dimensions of the bushings shall conform t o I S - 33 4 7 PartIII19
The minimum phase-to-phase clearance shall be as per IS
The tests as per IS-20991962 shall be conducted on the transformer bushings as detailed below
a) Dry flash over voltage b) Wet flashover voltage c) Dry 1 Min withstand volt d) Impulse withstand voltage (1250 Micro Seconds ndash ve
wave)
e) Manufacturer‟ s test certification may be furnished for every lot of
offer
The bushings shall be of reputed manufacturers like Ms Jayashree Insulators Ms WS Industries Ms BHELMs Allied Ceramics Ms India Potteries and Ms IEC which are having complete testing facilities
The bushing stems shall be provided with suitable bimetallic connectors so as to connect the jumper without disturbing the bushing stem
f) The bush rod stem length should be at least 40 mm and 3 nuts with
2 flat washers of brass material should be provided with each bush rod 10 STEEL TANK
a) The oil filled container incorporating the voltage transformers and current transformers
should be fitted with incoming and outgoing primary terminals and secondary terminal box The secondary terminal box shall be arranged on sides The general arrangement drawing with 3 bushing on the incoming side and 3 bushings on the outgoing side shall be submitted along with tender
b) The tank shall be built with a plate of 5 mm thick top and 315 mm sides and
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
bottom and with all fittings shall be capable of withstanding without leakage or distortion at the standard test pressure All joints of the tank and fittings shall be hot oil tight and no leakage should occur during serviceBoth side of the joint should have continuous welding
c) It shall be provided with an oil gauge as shown The oil gauge glass shall be fixed to the side of the raised wall of the inspection box
The tank shall be provided with necessary lifting lugs Tank including top cover shall be hot deep Galvanized
d) The secondary terminal box cover tank cover and inspection cover and other vertical joints where gaskets are used shall be suitably bent at least 25 mm bent with necessary sealing arrangement with sealing bolts at all corners and bolts should be at least 10 mm diameter GI bolts spaced maximum 70 mm apart This is to safeguard against seepage of water into tank in case of damaged gasket
e) The 6 mm gaskets shall be dovetailed without joints to prevent moisture
entry In case of dovetailed joint they shall not be more than two The gaskets shall be of good quality Neoprene or superior quality rubberized gasket
f) EARTHINGTwo earthing terminals shall be adequate size protected
against corrosion and metallically clean and identified by means of the sign marked in a legible and indelible manner on or adjacent to the terminals
g) All bolts should be provided with 2 flat washers and a spring washer with a nut h)
Conservator should not be provided for these CTPT sets
i) The Secondary terminal box incoming hole should be 32 mm diameter and at a suitable height from bottom to avoid replacement modification of secondary wires pipe when CTPT set is replaced The secondary terminals size should be 6 mm diameter 25 mm stem length 2 flat washers with 3 nuts of brass material should be provided The terminals should be provided at least 70 mm height from incoming hole and clearances shall be as per IS to avoid shorting terminals due to secondary wires pipe
j) Secondary chamber shall have double door (inner amp outer) with
suitable arrangement for sealing of both the doors The inner door shall be of transparent Polycarbonate so that secondary terminal connections can be viewed without breaking the inner door seals
k) The following details of equipment shall be engraved on tank with at least 1 0 mm letters
1 Make 2 Ratio 3 Class of accuracy 4Serial No 5 Month amp year of manufacturing 6 Property of WESCO
l) 66 months guarantee embossed plate shall be welded opposite side of name plate
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
11 MOUNTING ARRANGEMENT
The under base of all CTPT sets shall be provided with two 75x40mm GI channels
and foundation dimensions shall be suitable placing with tank base uniform for all sets with only plusmn2 mm tolerance to avoid modification of structure plinth whenever CTPT set is replaced
12 OIL The insulation oil used in the tank shall comply with the requirements specified in latest relevant IS 33593 and as per Annexure-C
13 GUARANTEED TECHNICAL PARTICULARS
The Technical Particulars as specified in IS shall be guaranteed Every tenderer should furnish the particulars required and guarantee the values so furnished for the supplies
14 TESTS
TYPE TESTS The equipment offered shall be fully type tested from recognized standard govt national laboratory by the bidder as per the relevant standards The bidder shall furnish three copies of type t e s t certificates with the bid (for 05 ACU 11kv amp 0 2 A C U 33kv MU) These type test certificates shall be furnished along with tender documents The bidders also furnish type test certificates for bushings and oil along with the Bid The type test certificates shall be not older than (5) years
TYPE TESTS FOR CTs
a) Verification of terminal marking and polarity
b) Short time current Test c) Temperature rise test d) Lightning Impulse test e) High Voltage Power frequency wet withstand voltage test f) Determination of errors or other characteristics according to the
requirements of the appropriate designation or accuracy class
TYPE TESTS FOR PTs
a) Verification of terminal marking and polarity b) High voltage Power frequency wet withstand voltage test c) Power frequency dry withstand tests on Primary winding
Power frequency dry withstand test on Secondary winding d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Impulse Voltage test g) Lightning Impulse test
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
TYPE TESTS FOR TRANSFORMER BUSHINGS
a) Dry flash over voltage b) Wet flash
over voltage
c) Dry 1 Minute withstand voltage d) Impulse withstand voltage (1250 Micro Seconds ndash ve wave)
ACCEPTANCE AND ROUTINE TESTS
The following shall be conducted as per IS 3156 (Latest version) a) Verification
of Terminal marking and polarity
b) Power frequency dry withstand tests on primary windings
c) Power frequency dry withstand tests on secondary windings
d) Determination of errors according to the requirements of the appropriate accuracy class e) Temperature rise test f) Air pressure test on empty tank of M U opened for verification test (One for every lot offered for pre-
dispatch inspection)
All acceptance and routine tests as stipulated in the relevant standards shall be carried out by the supplier in presence of purchaserrsquos representatives
Immediately after finalization of the programme of acceptance routine testing the
manufacturer shall give advance intimation to the purchaser to enable him to depute his
representative for witnessing the tests 15 DRAWINGS AND LEAFLETS (along with tender)
Two sets of drawings showing clearly the general arrangements sectional views fitting details electrical connections foundation details overall dimensions and design features of each component part should accompany the tender The bidder has to submit clear amp detail drawing with description how he will arrange the double door system in secondary chamber with sealing Technical leaflets giving the operating instructions should also be furnished along with tender Tenders without details are liable to be rejected Literature and drawings are to be sent along with each equipment while dispatching after approval by this office
16 DEVIATIONS
The deviations between these CTPT sets and NABL approved Standard Lab (CPRI ERDA etc) type tested CTPT set along with detailed reasons for deviations if any shall be submitted along with tender
17 TOLERANCES
Unless otherwise specified herein the test value of the transformers supplied should be within the tolerance permitted in the IS on the guarantee values
18 SEALING OF CTPT SETS AFTER TESTING AND INDIVIDUAL TEST REPORTS
After witnessing testing on sample quantity and physical inspection of all offered CTPT sets the purchaser‟ s representative will provide numbered plastic seal bits to two
opposite corners of tank Secondary Chamber and inspection cover of all offered CTPT sets
for delivery of correct inspected materials only The manufacturer has to provide test report duly
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
mentioning all test results seal bit numbers and name amp address of purchaserrsquos
representative after inspection is over The seal bit numbers shall also be mentioned in the
test reports signed by purchaserrsquos representative submitted for delivery instructions
19 INSPECTION AND TESTING OF TRANSFORMER OIL
To ascertain the quality of transformer oil the manufacturerrsquos test report should be submitted at the time of inspection Arrangements should also be made for testing the transformer oil after taking out the samples from the manufactured CTPT sets and tested in the presence of WESCO representative (or) if desired in an independent laboratory
20 DEPARTURE FROM SPECIFICATION
If the tenderer wishes to depart from this specification in any respect he shall draw the attention to such points of departure explaining fully the reasons therefore Unless this is done the requirements of this specification will be deemed to have been accepted in every respect
21 NAME PLATE -
The Purchase order No and Date of purchase order the words ldquoPROPERTY OF WESCO
on the Name Plate The name plate shall be non-detachable type amp f i x e d with rivets not
with boltsamp nuts The nameplate should bear year amp month of manufactureamp other data as
per IS Space should be provided to punch the date of installation by user group
22 GUARANTY
The supplier will warrant for the satisfactory functioning of the material equipment as per specification for a minimum period of 66 months from the date of dispatch of the material equipment in good condition indicating GP covering date upto --------------
23 The tenderer shall indicate the source of all materials He shall also indicate the name of the
supplier and make of conductor Transformer oil Electrical Steel Laminations Construction Steel etc
24 FITTINGS The following standard fittings shall be provided
a) Rating and terminal marking plates non detachable -1no b) Earthing terminals with bolt nuts amp washers for connecting earth wire - 2Nos c) Lifting lugs -4Nosfor main tank and 2Nos for top cover d) Pressure relief valve ndash 1 no e) Bimetallic terminal connectors on the HV bushings ndash 6 Nos f) HV bushings Outdoor ndash 6 Nos
g) Secondary terminals bushings ndash 10 Nos h) Base channels 75 x 40 mm i) 66 months guarantee embossed plate welded to tank opposite side of name plate J) Tank and over all dimensions
k) Weight content of a) core b) windings c) tank amp fittings d) weightqty of oil e) over all weight
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
VOLUME- II
(SAMPLE ANNEXURE)
2015-16
(Tender Notification WESCODEPOSITMetering Cubicle amp Unit02
Date 06072015
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Annexure - I
BID FORM
DESIGN amp SUPPLY OF Metering Cubicle TO WESCO
To WESCO Utility AtPO-Burla Dist-Sambalpurndash751 015
Sir 1 We understand that WESCO is desirous of procuring Metering Cubicle in their respective
licensed distribution network area in the state of Orissa
2 Having examined the Bidding Documents for the above named works we the undersigned offer to deliver the goods in full conformity with the Drawings Conditions of Contract and specifications for the sum of (figures) or such other sums as may be determined in accordance with the terms and conditions of the contract The above amounts are in accordance with the Price Schedules attached herewith and are made part of this bid
3 If our Bid is accepted we undertake to deliver the entire goods within 60 days (2 months)
from the date of award of purchase orderletter of intent
4 If our Bid is accepted we will furnish a Composite Performance Bank Guarantee for an amount of 10 (Ten) percent of the total contract value for due performance of the Contract in accordance with the General Conditions of Contract
5 We agree to abide by this Bid for a period of 120 days from the date fixed for bid opening under
clause 90 of GCC and it shall remain binding upon us and may be accepted at any time before the expiration of that period
6 We declare that we have studied the provision of Indian Income Tax Law and other Indian
Laws for supply of equipmentsmaterials and the prices have been quoted accordingly
7 Unless and until Letter of Intent is issued this Bid together with your written acceptance
thereof shall constitute a binding contract between us
8 We understand that you are not bound to accept the lowest or any bid you may receive
9 There is provision for Resolution of Disputes under this Contract in accordance with the Laws and Jurisdiction of Contract Clause 19 of GCC
Dated this day of 20
Signature In the capacity of helliphelliphelliphelliphelliphelliphelliphelliphelliphelliphelliphellip
duly authorized to sign for and on behalf of
(IN BLOCK CAPITALS)
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Annexure - II
PROFORMA FOR BANK GUARANTEE FOR EARNEST MONEY DEPOSIT
(ON NON-JUDICIAL STAMP PAPER OF Rs100-) Ref Date Bank Guarantee No
In accordance with invitation to Tender Notice No--------- Dated ------------- of Western Electricity
Supply Company of Odisha Ltd [herein after referred to as the WESCO] for the purchase of
(name of Material)
Ms Address
wishwished to participate in
the said tender and as the Bank Guarantee for the sum of Rs
[Rupees Valid for a period of helliphelliphelliphellip days (in words) is required to be submitted by the Bidder
1We the [Indicate the Name of the
Bank] [Hereinafter referred to as bdquothe Bank‟] at the request of MS [Herein after referred to as supplier (s)] do hereby unequivocally and unconditionally guarantee and undertake to pay during the above said period on written request by WESCO an amount not exceeding
Rs to the WESCO without any reservation The guarantee would remain valid
up to 400 PM of [date] and if any further extension to this is required the
same will be extended on receiving instructions from Ms
on whose behalf this guarantee has been issued
2 We the [Indicate the name of the bank] do hereby
further undertake to pay the amounts due and payable under this guarantee without any demur
merely on a demand from the WESCO stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the WESCO by reason of any breach by the
said supplier [s] of any of the terms or conditions or failure to perform the said Bid Any such
demand made on the Bank shall be conclusive as regards the amount due and payable by the Bank
under this guarantee However our liability under this guarantee shall be restricted to an amount not
exceeding Rs (in wards)
3 We the Bank undertake to pay the WESCO any money so demanded not
withstanding any dispute or disputes so raised by the supplier [s] in any suit or proceeding
institutedpending before any Court or Tribunal relating thereto our liability under this agreement being
absolute and unequivocal The payment so made by us under this bond shall be a valid discharge of our
liability for payment there under and the supplier(s) shall have no claim against us for making such
payment
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
4 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the guarantee herein contain shall remain in full force
and effect during the aforesaid period of 210 days and it shall continue to be so enforceable till
all the dues of the WESCO under by virtue of the said Bid have been fully paid and its
claims satisfied or discharged or till WESCO certifies that the terms and conditions of the said
Bid have been fully and properly carried out by the said Supplier [s] and accordingly discharges this
guarantee Unless a demand or claim under this guarantee is made on us in writing on or before the
(date) we shall be discharged from all liability under this guarantee thereafter
5 We the _Bank [Indicate the name of the bank] or our local
branch at BurlaSambalpur further agree that the WESCO shall have the fullest liberty without
our consent and without affecting in any manner our obligations here under to vary any of the
terms and conditions of the said Bid or to extend time of performance by the said Supplier
[s] from time to time or to postpone for any time or from time to time any of the powers
exercisable by the WESCO against the said supplier [s] and to forbear or enforce any of the terms
and conditions relating to the said bid and we shall not be relieved from our liability by reason of
any such variation postponement or extension being granted to the said Supplier [s] or for any
forbearance act or omission on the part of the WESCO or any indulgence by the WESCO to the
said Supplier[s] or by any such matter or thing whatsoever which under the law relating to
sureties would but for this provision have effect of so relieving us
6 This guarantee will not be discharged due to the change in the name style and constitution
of the
Bank or the
supplier [s]
7 We the _Bank or our local branch at BurlaSambalpur lastly undertake not
revoke this
Guarantee during its currency except with the previous consent of the WESCO in
writing
8 We the Bank further agree that this guarantee shall also be
invokable at our place of business at BurlaSambalpur in the State of Odisha
Dated Day of
2011
Witness ((Signature names amp address) For [Indicate the name of
Bank]
1 Power of Attorney No_
2 Date
SEAL OF BANK
Note The non-judicial stamp paper of worth Rs100- shall be purchased in the name of
the bank which has issued the bank guarantee
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
FORMAT FOR COMPOSITE PERFORMANCE BANK GUARANTEE
(To be issued in a Non Judicial Stamp Paper of Rs 50- purchased in the name of the bank)
Bank Guarantee No Date Ref
To WESCO UTILITY (As the case may be) Headquarter Office at
BURLASAMBALPUR PIN768017 (ODISHA)
Dear Sirs
In consideration of the WESCO here in after termed as ldquoPurchaserrdquo having awarded to Ms
with its Registered OfficeHead Office at
(Hereinafter referred to as the `Contractor‟ which expression shall unless repugnant to the context meaning thereof include its successors administrators executors and assigns) a Contract by issue of Letter of Award No datedand the same having been acknowledged by the Contractor valued forRsand the Contractor having agreed to provide a Composite Performance Guarantee for the faithful performance of the entire Contract including guarantee amp warrantee obligation equivalent to 10 (Ten Percent) of the said value of the Contract to the Purchaser
Wehelliphelliphellip(Name amp Address of the Bank) having its Registered Office at hereinafter referred to
as the bdquoBank‟ which expression shall unless repugnant to the context or meaning thereof include its successors administrators executors and assigns) do hereby Guarantee and undertake to pay the Purchaser on demand any and all monies payable by the Contractor to the extent ofas aforesaid at any time upto (daysmonthyear) without any demur reservation contest recourse or protest andor without any reference to the Supplier Any such demand made by the Purchaser on the Bank shall be conclusive and binding notwithstanding any difference between the Purchaser and the Contractor or any dispute pending before any Court Tribunal Arbitrator or any other authority The Bank undertakes not to revoke this Guarantee during its currency without previous consent of the Purchaser and further agrees that the Guarantee herein contained shall continue to be enforceable till the Purchaser discharges this Guarantee
The Purchaser shall have the fullest liberty without affecting in any way the liability of the Bank under this Guarantee from time to time to extend the time for performance of the Contract by the Contractor The Purchaser shall have the fullest liberty without affecting this Guarantee to postpone from time to time the exercise of any powers vested in them or of any right which they might have against the Contractor and to exercise the same at any time in any manner and either to enforce or to forbear to enforce any covenants contained or implied in the Contract between the Purchaser and the Contractor or any other course or remedy or security available to the Purchaser The Bank shall not to be released of its obligations under these presents by any exercise by the Purchaser of its liberty with reference to the matters aforesaid or any of them or by reason of any other act of
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
forbearance or other acts of omission or commission on the part of the Purchaser or any other indulgences shown by the Purchaser or by any other matter or thing whatsoever which under law would but for this provision have the effect of relieving the Bank
The Bank also agrees that the Purchaser at its option shall be entitled to enforce this Guarantee against the Bank as a principal debtor in the first instance without proceeding against Supplier and notwithstanding any security or other Guarantee the Purchaser may have in relation to the
Contractor‟s liabilities
Notwithstanding anything contained hereinabove our liability under this Guarantee is restricted to and it shall remain in force upto and including and shall be extended for such period as may be desired by Ms on whose behalf this Guarantee has been given
Dated this day of 20 At
WITNESS
(Signature) (Signature)
(Name) (Name)
helliphelliphelliphellip (Official Address) (Designation with Bank Stamp)
Attorney as per Power of Attorney No Datedhelliphellip
NOTE
1 The date will be ninety (90) days after the end of Warranty Period as specified in the Contract
2 The stamp papers of appropriate value shall be purchased in the name of issuing
bank
3 Performance security is to be provided by the successful bidder in the form of a bank guarantee which should be issued by any Scheduled Bank
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Annexure-III
TENDER NOTICE NO WESCODEPOSITMetering Cubicle amp Unit02 date 06072015 Due date of opening 28072015
Price Schedule for Goods Offered
Name of Bidder ------------------------------------------------Page ------------------------Of--------------------------
1 2 3 4 5 6 7
S l N o
Item Description
Tender Qty (In Nos)
Offere
d Qty(In Nos)
Price for Unit (In Rs)
Unit Price( a+b+c +d+e+ f+g)
Total Price (col4x6) (In
Rs)
Ex- works
Excise Duty Amnt of
Sales TaxVAT Amnt of with Surcharge (If any)
Packing amp Forwardi ng
Inland transportatio n insuranceamp other local costs incidental to delivery
Entr y Tax of
Any other taxes amp duties
(a) (b) copy (d) (e) (f) (g)
Signature of Bidder---------------------------------------------------------------------------------------------------------------------
Note 1) In case of discrepancy between unit price amp total the unit shall prevail
2) Uniform Price Schedules shall have to be enclosed for supply to WESCO
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
ANNEXURE ndash IV
COST DATA
Sl
No
PARTICULARS
UNIT
UNIT RATES (RS)
QTY
AMT
(Rs)
1
CORE
KG
2
COPPER WITH DPC
KG
3
INSULATION PAPER
Meter
4
OIL
LTRS
5
TANK
Kg
6
CHANNELS
KG
7
INSULATORS BUHIUNGS
NO
8
OTHERS
LUMP SUM
TOTAL
WASTAGE
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
ANNEXURE - V Grouph-A B C D E ampF (33 KV amp 11 KV Metering Cubicle amp 33 KV amp 11 KV CT-PT)
Guaranteed Technical Particulars
SCHEDULE OF GUARTANTEED TECHNICAL PARTICULARS OF 11 KV33 KV
PILFER RESISTANT METERING CUBICLE
TABLE-A
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Make of Cubicle
2 Thickness of MS Plate used for fabrication of cubicle (mm)
3 Overall dimensions of cubicle (mm) a) Height (Approx)
b) Depth (Approx)
c) Length (Approx)
4 Is the cubicle dust amp vermin proof
5 Details of arrangement for earthing of cubicle
6 Size of Window (mm) a) Width
b) Height
7 Size of Wire mess provided on window (mm)
8 Make and other details of insulator used for bus bar support of yellow phase
9 a) Size of connecting strip used between HV cables and CT
b) Material used for connecting strip
10 Minimum clearance- a) Between HV Live part amp earth (mm)
b) Between phases (mm)
11 a) Dimension of flexible link between bus bar amp PT on HT side
b) Material used for flexible link
12 Size of LT wire used for secondary wiring
13 Hardware (Make)
14 State Yes No for the availability of sealing arrangement a) Cubicle seal of LT compartment
b) Cubicle seal of HT compartment
c) Meter reading window
d) CMRI Port
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
GUARTANTEED TECHNICAL PARTICULARS OF 33amp11 KV PT SUITABLE FOR
11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-B
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Name of Manufacturer
2 Manufacturers Type Designation
3 Name of resin employed in manufacture of PT
4 Rated primary Voltage
5 Rated Secondary Voltage
6 Rated Burden of Secondary
7 Class of Accuracy
8 Temperature rise at 12 times rated voltage with rated Burden
9 Temperature rise for (8 above)
10 Rated voltage factor and time
11 1 Minute power frequency withstand test (dry voltage)
12 150 micro second impulse wave withstand test voltage
13 1 Minute power frequency withstand voltage on secondary
14 Total Weight ( 1 phase)
15 Mounting details
16 Overall Dimensions a) Length
b) Width
c) Height
17 The PT of the offered Design and cable termination kit should have been type tested during last five years from
the date of opening of the tender It should also be
indicated that when and where were they type tested
18 Details of test reports (to be enclosed with the tender bid Part-I)
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
SL
NO
DESCRIPTIONS Bidders particulars
11 KV 33 KV
1 Ratio
2 Name of Manufacturer
3 Manufacturers Type
4 Name of resin employed in manufacture of CT
5 Rated Voltage
6 Rated primary current
7 Rated Secondary current
8 Rated Secondary output
9 Class of Accuracy
10 Instrument Security Factory
11 Short Time Rating ( 1 Second)
12 Rated continuous Thermal current (also indicate Temp rise over ambient Temp
13 Rated current Dynamic (peak value)
14 Power frequency (dry withstand test voltage on primary winding) one second
15 Power frequency withstand voltage on secondaries
16 150 micro seconds impulse withstand test voltage
17 Power frequency (dry withstand test voltage on primary winding)
18 Total Weight(1 phase)
19 Overall Dimensions a) Length
b) Width
c) Height
20 The CT of the offered Design should have type tested during last five years from the date of opening of
tender and it should be indicated that whom and
where they type tested
21 Details of test reports (to be enclosed with the tender with Part-I)
GUARTANTEED TECHNICAL PARTICULARS OF 11 KV CT33 KV CT SUITABLE
FOR 11KV33 KV PILFER RESISTANT METERING CUBICLE
TABLE-C
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Grouph ndash G Guaranteed Technical Particulars for 11 KV combined CT-PT Metering Unit Bidderrsquos
Offer Sl No Characterstics Requirement
I POTENTIAL TRANSFORMER - 11 KV 1 Type amp Make 2 Rated Primary Voltage 11 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated burden As per IS 3156 part 178 8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 28 KV RMS 11 impulse withstand test voltage 75 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 11 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF
05 17 Rated burden 15 VA 18 1 minute power frequency withstand test 28 KV RMS 19 Impulse test voltage 75 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make 22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage (Power
frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL 29 Apperance of oil Clenr transpanrent amp free from
suspended matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 1168
32 interfacial tension at 270 C (max) 0047 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000 35 Neutralization value
a Total acidily (max) NIL b inorganic acidily alkalinity NIL
36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv b after filteration 70 kv
38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 7421 x 1012
42 Oxidntion stubility a Neutrnlization value after oxidation 0031 b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing ( ) open breaker method with
copper catalyst for 96 hrs
a Specific resistance (resistivity) i at 270 C (MIN)
145 x 1012
ii at 900 C (MIN) 10 x 1012
b Dielactric dissipation factor Tan delta at 900 C 0003
c Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 140 kg 47 Mounting details 500 x 270 mm mounting hole 48 Overall dimension 900 x 700 x 720 mm
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
Grouph ndash H Guaranteed Technical Particulars for 33 KV combined CT-PT Metering Unit Bidderrsquos Offer Sl
No Characterstics Requirement
I POTENTIAL TRANSFORMER - 33 KV 1 Type amp Make 2 Rated Primary Voltage 33 KVradic3 3 Rated Secondary Voltage 110 Vradic3 4 Rated burden of each phase 50 VA 5 Accuracy class 05 6 Class of insullation Class-A 7 Temperature rise at 11 times rated voltage with rated
burden As per IS 3156 part 178
8 Rated voltage factor 12 cont 9 Ratio and phase angle error As per IS 3156 part 178
10 One minute power frequency withstand test voltage 70 KV RMS 11 impulse withstand test voltage 170 KV Peak
II CURRENT TRANSFORMER 3 CTs 12 Rated Voltage 33 KV 13 Rated Primary Current As per specs 14 Rated Secondary Current As per specs 15 Rated output accuracy class and accuracy limiting voltage 05 16 Secondary voltage knee point voltage secondary limiting
voltage ISF 05
17 Rated burden 15 VA 18 1 minute power frequency withstand test 70 KV RMS 19 Impulse test voltage 170 KV Peak 20 Ratio and phase angle error As per IS 2705
III ROOF BUSHING 21 Type amp Make Out door Reputed indigencous make
22 Dry flash over voltage
As per IS 209973
23 Wet flash over voltage 24 Dry 60 Sec withstand voltage 25 Under oil flash over on puncture withstand test voltage
(Power frequency) 26 Full wave impulse withstand test voltage with I 27 Creepage distance in polluted air 28 Corona shield provided or not NR
TRANSFORMER OIL
29 Apperance of oil Clenr transpanrent amp free from suspended
matter
30 Density at 270 C (max) 0812 31 Kinematics viscocity at 270 C (max) 11680
32 interfacial tension at 270 C (max) 0017 33 Flash point pensky marten closed (min) 152000 34 Pour point (max) -27000
35 Neutralization value a Total acidity (max) NIL
b inorganic acidity alkalinity NIL 36 Corrosiv sulphur Non corrosive 37 Electric strength (break down voltage) (min)
a New unfiltered oil 30 kv
b after filteration 70 kv 38 Diclectric dissipation factor 0000 39 Specific resistance (resistivity)
40 a at 900 C (MIN) 432 x 1012
41 b at 270 C (MIN) 42 Oxidntion stubility
a Neutrnlization value after oxidation 0031
b Total slude after oxidation (max) 0025
43 Ageing characterstlcs after accelerating ageing open breaker method with copper catalyst for 96 hrs
a Specific resistance (resistivity)
i at 270 C (MIN) 145 x 1012
ii at 900 C (MIN) 40 x 1012
b Dielactric dissipation factor Tan delta at 90 0 C 0003
c
Total acidity (max) 0025 Total sludge value (max) 0009
44 Presence of oxidation inbabites Absent 45 Water content (max) 12 46 Total weight 380 kg 47 Mounting details 500 x 500 mm mounting hole 48 Overall dimension 1490 x 1010 x 11000 mm
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts
ANNEXURE ndash VI
PAST PERFORMANCE DETAILS
Rating
FY NameAddress
of the Purchaser
Order Ref
Order Qty
Supply Qty
Date of Supply
Performance Certificate
Ref Proof of supply
11KV __ CTR___
2012-13 2013-14 2014-15
33 KV__ CTR___
2012-13 2013-14 2014-15
Note 1) Copies of necessary documents in support of above details needs to be submitted along with the bid
2) The Purchaser reserves the right to make correspondence with the costumers regarding confirmation
of anyall of the above facts